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David Alleman is an environmental manager with ALL Consulting. He has a long history of environmental research related to energy production in the United States. Alleman's energy and environmental experience includes conventional oil and gas production, as well as water use and water treatment issues related to coal bed natural gas, shale gas, oil shale, processing, and coal. As a research manager with the U.S. Department of Energy, he was previously involved in many of the significant technical and regulatory environmental issues affecting industry during the last 20 years.
Ramon Aravena, Ph.D., is a research professor in the Department of Earth Sciences, University of Waterloo, with more than 20 years experience in the application of isotope techniques in hydrology.
He has been involved in numerous groundwater studies in Latin America, Canada, and the United States, related to evaluation of groundwater, resources and groundwater protection. Aravena consults as part of the expert pool of the International Atomic Energy Agency, Vienna, Austria, for their projects worldwide.
His current research focuses on groundwater contamination caused by agricultural and industrial activities. Aravena has been a member of the Waterloo Centre for Groundwater Research, a worldwide recognized center of excellence in groundwater studies. His teaching involves isotope hydrology and geochemistry courses in the Department of Earth Sciences at the University of Waterloo and courses on isotope hydrology in Latin America, organized by the International Atomic Energy Agency.
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Scott Bair, Ph.D., is a professor in the Department of Geological Sciences, Ohio State University, teaching water resources, hydrogeology, hydrogeologic field methods, and numerical modeling. Bair has a B.A. in geology from the College of Wooster, and an M.S. and Ph.D. in geology, specializing in hydrogeology, from Penn State University. He was the 1991 recipient of the Ohio State University Alumni Distinguished Teaching Award. He was formerly employed at Stone and Webster Engineering, where he performed hydrogeologic investigations at nuclear and coal-burning power plants, and characterized flow regimes at hazardous and proposed radioactive waste sites.
Art Becker, MGWC, CPG, holds drilling licenses in 11 states. He has been employed in the groundwater industry for 38 years and is an NGWA-certified Master Ground Water Contractor.
He is chairman of the New Jersey State Well Drillers and Pump Installers Licensing and Examining Advisory Board. Becker is a geology graduate of Rutgers, The State University of New Jersey-New Brunswick, and is a past president of NGWA.
Joseph E. Becker, PHg, LHg, PG, is the president of Robinson Noble Inc., a Tacoma, Washington, environmental and groundwater consulting firm founded in 1947. With more than 25 years of experience in consulting hydrogeology, he has expertise in groundwater source development, aquifer storage and recovery, water rights consulting, groundwater modeling, regional hydrogeologic definition, and contaminant hydrogeology.
Becker has worked on more than 60 major groundwater production wells, constructed numerous groundwater flow models, and written nearly 40 reports of examination for water rights applications. He plays a prominent role in ASR projects involving both injection wells and land spreading recharge methods, and currently is the lead hydrogeologist for the OASIS program — an ASR project with the goal of annually injecting and recovering 30,000 acre-feet of potable water from a single wellfield.
A registered professional geologist in Idaho and California and a licensed hydrogeologist in Washington, Becker holds a bachelor's degree in geology from the University of Washington and a master's degree in geology from the Texas A&M University, where he was a member of the Center for Tectonophysics. He is also and a peer reviewer for the NGWA journal, Ground Water®.
Paul Bradley, Ph.D., has been a research hydrologist with the USGS since 1988. Much of his research has focused on the biodegradation of petroleum hydrocarbons and chlorinated ethenes in groundwater systems. Bradley was the first researcher to describe the anaerobic oxidation of lightly chlorinated ethenes in groundwater, and surface water sediments.
His current research interests include elucidating degradation pathways for chlorinated ethenes and examining the degradation potential for contaminants of emerging concern, such as pharmaceuticals and hormones in both groundwater and surface water systems.
Bradley received his Ph.D. in physiological ecology from the University of Southern California and his M.S. in ecology/geochemistry from the Georgia Institute of Technology.
Heather Brodie-Brown received a B.S. in Earth sciences from McGill University (Montreal) in 1987 and an M.S. in groundwater resource management from University College, University of London in England, in 1992.
Brodie-Brown has been employed at the Ontario Ministry of Environment in various capacities for the past eight years: regional hydrogeologist, waste site evaluator, senior contaminant hydrogeologist, and team lead — water resources science. Since joining the MOE, she has been involved in various projects, such as:
She provides expert advice and work on the development of environmental standards related to wells, geothermal systems, nutrient management, dead stock, and other issues. Prior to joining the MOE, Brodie-Brown was an environmental consultant involved in designing, project managing, conducting, reporting on, and reviewing numerous water resource protection and hydrogeological investigations. She conducted environmental site assessments and remediation/clean-up programs addressing watershed and multimedia issues. Her consulting experience includes work in the United States, Botswana, and Canada.
Robert Brown is an ESOP attorney with more than 35 years of experience in governance, ERISA, and tax matters. He represents ESOP trustees, ESOP-owned corporations, special board committees, and selling shareholders. Brown has written and spoken extensively about a variety of ESOP topics, including ESOP structure, fiduciary responsibility, repurchase obligation, and governance issues. He’s a professional member of the NCEO, the ESOP Association, and the Ohio Employee Ownership Center. Brown is a founding member of the New York Employee Benefits Conference Inc. (vice president 1980, president 1981-1982, director 1980-1987) and a member of the International Foundation of Employee Benefit Plans. He’s been listed in The Best Lawyers in America (tax law) since 1993, and is a fellow of the American College of Employee Benefits Counsel.
Bill Bryson holds bachelors and master's degrees in geology from Kansas State University. During 36 years as an employee of the State of Kansas, he held various district geologist positions with the Department of Health and Environment (KDHE) and also served as director of KDHE's Division of Oil Field and Environmental Geology. Bryson has also worked as the intergovernmental coordinator for the Kansas Corporation Commission (KCC) and director of the KCC Conservation Division.
He's also been a consultant for Hagler Bailly on USAID projects and wrote oil and gas and environmental regulations for the governments of Kazakhstan and Turkmenistan for the Caspian Sea area. From the mid-'90s to the present time, Bryson has held an appointment with the Kansas Geologic Survey. He served as president of GWPC from 1987-1988 and from 1993-1995. During this time, Bryson served on various EPA workgroups relating to oil and gas regulation for both GWPC and the Interstate Oil and Gas Compact Commission.
Frank Chapelle, Ph.D., is a research hydrologist with the USGS in Columbia, South Carolina.
Chapelle's research has focused on how microbial processes affect the chemistry of groundwater in pristine and contaminated groundwater systems. He is the author of the textbook Ground-Water Microbiology and Geochemistry (John Wiley & Sons 2000) and was the 2000 recipient of the Meinzer Award in Hydrogeology given by the Geological Society of America. Chapelle is a graduate of the University of Maryland, and received his Ph.D. from George Washington University.
Tom Christopherson is the program manager for Nebraska's Water Well Standards and Contractors' Licensing Program for the Department of Health and Human Services. A licensed water well drilling and pump installation contractor, he has more than 25 years of hands-on field experience, complemented by his 12 years in water regulation enforcement and inspection. Christopherson participated on the NGWA task force that rewrote the grouting section of the Manual for Well Construction and served as the 2011 NGWREF McEllhiney Lecturer.
Robert "Bob" W. Cleary, Ph.D., is currently a groundwater consultant and an adjunct professor in the groundwater, program at the University of Waterloo.
Considered one of the outstanding teachers in the field, he is a principal lecturer in NGWA's MODFLOW course and Princeton Groundwater's "The Groundwater Pollution and Hydrology Course" and "The Remediation Course."
Cleary has a Ph.D. in chemical engineering. He was a professor of civil engineering at Princeton University and a professor of geosciences at the Institute of Geosciences of the University of Sao Paulo in Sao Paulo, Brazil. His research interests and practical experience include all aspects of groundwater contamination, modeling, site characterization, litigation strategies, and remediation design.
Janine Commerford, LSP, is currently a principal regulatory strategist at Haley & Aldrich Inc., where she supports industrial, commercial, and institutional clients across the country. She also sits on the Scientific Advisory Board for the AEHS International Conference on Contaminated Soils, Sediments, Water, and Energy.
Commerford has more than 26 years of experience in contaminated waste site cleanup. She served six years as assistant commissioner of the MassDEP Bureau of Waste Site Cleanup where she managed all aspects of Massachusetts’ semiprivatized cleanup program, from vapor intrusion policy development to emergency response, brownfields, and Superfund. She also served as chair of the Massachusetts Licensed Site Professional Board for more than a decade, managing the licensing program for environmental professionals. Prior to her work with MassDEP, Commerford consulted in New Jersey and Massachusetts. She holds bachelor and master’s degrees in Earth and planetary sciences from MIT.
Griffin Crosby Jr., CWD/PI, has more than 45 years of experience in the groundwater industry. He serves on NGWA's Professional Designations Oversight Subcommittee and is treasurer of the NGWA Board of Directors. He is a past-president of the Florida Ground Water Association and has served on the Florida Department of Environmental Protection's Water Well Contractors Committee.
Bill Deutsch holds a B.S. and an M.S. in geological sciences from the University of Washington, Seattle. He is a senior geochemist at Pacific Northwest National Laboratory operated by Battelle.
As a geochemist with research and consulting firms for more than 25 years, his project experience includes environmental assessments and investigations of landfills, refineries, pesticides plants/distributorships, military bases, mines and mills, federal weapons facilities, and a wide variety of additional industrial sites. Additionally, he has participated in remedial designs of sites contaminated with metal, radionuclides, pesticides, solvents, petroleum hydrocarbons, and ordnance compounds.
Deutsch has instructed courses on groundwater geochemistry and geochemical modeling since 1985. He is the author of Groundwater Geochemistry, published by CRC Press.
W. Zachary Dickson has more than 20 years of professional experience related to defining and understanding geologic and hydrogeologic systems, and defining and remediating environmental impacts. He has extensive field and project management experience, and his expertise has been applied to a wide array of environmental impacts. Dickson has completed numerous natural attenuation evaluations, and has developed and implemented sampling and analysis plans specifically designed to evaluate the efficacy of natural attenuation processes. Prior to starting Dickson & Associates, Dickson was a senior hydrogeologist with a multinational engineering company. He has collaborated on several papers and guidance documents on the topic of natural attenuation.
Lawra J. Dodge, PG, LSRP, is founder and president of Excel Environmental Resources Inc., a full-service environmental engineering and consulting firm located in North Brunswick, New Jersey. With 28 years experience as an environmental geologist and consultant, she is an expert in soil and groundwater investigation and characterization, remedial action alternative evaluation/selection, remedial action design and implementation, construction management, and redevelopment. Dodge works closely with both public and private sector clients enabling them to successfully navigate through the intricacies of the contaminated property and brownfield remediation and redevelopment process.
Dodge recently completed the first year of her three-year term on the Site Remediation Professional Licensing Board for the New Jersey LSRP Program. She also serves on the steering committee of several Brownfield Development Areas in New Jersey; the board of directors of PlanSmart New Jersey, a statewide smart growth planning organization; the redevelopment team of several municipalities; and the environmental committees of several professional organizations.
Shiloh Dorgan is a physical scientist at the U.S. Army Geospatial Center, Army Corps of Engineers. Her main focus is remote sensing. She has both private sector and government experience in the geospatial field, and her primary research interest is paleohydrology. Dorgan received an M.S. in geographic and cartographic sciences from George Mason University. She is a member of NGWA and the Association for Women Geoscientists.
George Dugan, based in Huffman, Texas, has been the Southeast regional manager for CETCO Drilling Products Group for more than 10 years. He has worked in drilling-related industries for more than 34 years, working with drilling fluids, drilling fluid recycling equipment, and liquids/solids separation (dewatering) equipment in a multitude of industries. Dugan has been actively involved in teaching continuing education classes for NGWA as well as for state groundwater associations throughout the United States for more than a decade.Prior to joining CETCO, Dugan spent four years working for a horizontal directional drilling (HDD) equipment manufacturer, providing technical support and training for a multitude of HDD services. He recently earned a B.S. in business with a major in marketing through the University of Phoenix.
Andrew J. Englande Jr., Ph.D., PE, DEE, currently holds the position of professor, Department of Environmental Health Sciences, Tulane University School of Public Health and Tropical Medicine in New Orleans, Louisiana.
Englande has published more than 150 papers and coauthored one text dealing with water quality management, water and wastewater treatment, sustainable development, contaminant removal by biological and other natural low-cost systems, fate of contaminants in the environment, and hazardous waste management. He has conducted mitigation studies, risk assessment/management evaluations, and technology feasibility studies for both water and wastewater treatment alternatives. He has also conducted training and continuing education activities in Thailand, Malaysia, China, Taiwan, Singapore, and Australia, and has recently directed a solar disinfection research project in Cambodia.
Chair of the Chemical Industries Specialty Group of the International Water Association from 1992-2005, Englande now serves as secretary. His current research includes the use of treated effluent to regenerate wetlands, enhance water quality, and provide storm surge protection. Englande is a Fulbright Scholar and has been selected to the American Academy of Environment Engineers.
Englande obtained his Ph.D. in environmental and water resources engineering from Vanderbilt University, Nashville, Tennessee.
John Foster, Ph.D., PG, CEG, is a full-time faculty member with the Department of Geological Sciences, California State University, Fullerton. He is currently working on studies supported by a multiyear contract with the Mojave Water Agency in San Bernardino County, California. Foster's principle research interest is the geology of desert basin aquifer systems and the hydrogeologic conditions that lead to sustainability. His current investigations include stratigraphic and sedimentologic studies of exposed rock sections, well logs, and ongoing well drilling operations by the agency in order to understand and predict groundwater supply, recharge, and movement in the individual basins and between basins.
Foster was the chair of the Department of Geological Sciences, California State University, Fullerton, for nine years. During that time, he guided the department's growth from a program of 180 students and nine faculty members to its present position of 300 students and more than 16 on faculty, and he helped develop a graduate program that now has more than 20 students. Foster and a colleague also established collaboration with a start-up company that lead to a significant contribution toward a new Xray diffraction machine for the department.
Prior to being chair, he was involved in the field program and instigated the introduction of new Global Positioning Satellite and geographic information systems technology to the field program. New program and research interests of his incorporate this technology and give the students who participate in his research an added advantage.
Marvin F. Glotfelty, RG, cofounder and principal hydrogelogist with Clear Creek Associates, a groundwater consulting firm with offices in Scottsdale and Tucson, Arizona, is a licensed well driller in Arizona and has served as the technical director of the Arizona Water Well Association since 1990. He is a registered geologist in Arizona and California. Glotfelty received his bachelor’s and master’s degrees in geology from Northern Arizona University, where he currently serves on advisory councils for the College of Engineering, Forestry, and Natural Sciences, and the Department of Geology.
During his professional career, spanning more than two decades, Glotfelty has participated in almost every aspect of the hydrogeologic sciences including recharge projects, water supply studies, water rights issues, groundwater quality, well installation programs, and well rehabilitation projects. He’s been involved with the design, installation, rehabilitation, or abandonment of more than 700 water wells in the southwestern United States.
Glotfelty has given more than 60 presentations on hydrogeologic and water well topics. He’s authored more than 20 publications and served as a senior editor for the National Ground Water Association’s Illustrated Glossary of Driller’s Terms published by NGWA Press in 2003. He provided editorial review of the Water Well Construction and Abandonment chapter of the third edition of Groundwater & Wells (published by Johnson Screens in 2008). In 1995, he received the City of Phoenix Mayor’s Environmental Award for his work with rehabilitation of municipal wells to improve their water quality. Glotfelty is currently serving as the 2012 NGWREF McEllhiney Lecturer.
David P. Gold, Ph.D., (B.S., M.S. geology, University of Natal, South Africa; Ph.D. geology, McGill University, Montreal) has conducted detailed geologic and structural mapping in Canada, Africa, and the United States, and has taught courses in photogeology, remote sensing, and structural geology at Penn State University since 1968.
Gold also served on the MLA-MRS Advisory Group (NASA) on remote sensing and space technology in the 1980s. Gold has written and presented many papers involving the use of remote sensing for natural resources and environmental problems and investigations, with emphasis on lineament and fracture relationships and geologic and structural mapping, and authored chapters on the applications of remote sensing to structural geology in both the Manual of Remote Sensing and Remote Sensing in Geology texts.
Daniel Gomes is the Schlumberger Water Services’ Sacramento operations manager. Prior to this position, Gomes was general manager of Waterloo Hydrogeologic Inc., a world leader in the development and applications of groundwater flow, transport software, and modeling.
Gomes has more than 20 years of experience as a hydrogeologist and groundwater modeler with a wide range of experience in water resources and environmental project including monitoring, data acquisition, data management, and numerical modeling of groundwater flow and contaminant transport. He has been the lead instructor in more 30 groundwater flow and transport modeling short courses in 15 countries and has also worked as a technical expert for U.N. agencies such as the International Atomic Energy Agency, The World Bank, and Pan American Health Organization.
A former student of Bob Cleary, Ph.D., Gomes received his B.S. in geology in 1985 and his M.S. in hydrogeology from the University of São Paolo, Brazil, in 1994.
Miln Harvey, Ph.D., PE, is a senior hydrogeologist with Schlumberger Water Services and the manager of the Training Division. He is a specialist in finite difference and finite element groundwater modeling using MODFLOW and FEFLOW, as well as the integration of GIS data for groundwater model development and the visualization of model results.
Harvey has more than 18 years experience as a hydrogeologist and environmental engineer, of which the past 10 years have been spent at Schlumberger Water Services developing groundwater models to assess regional groundwater protection strategies through WHPA delineation and groundwater contamination impacts through fate and transport modeling.
During this period, he has delivered more than 80 professional groundwater short courses in North America and abroad. The courses have included open enrollment courses for groundwater flow and contaminant transport modeling using Visual MODFLOW and FEFLOW, GIS data management and analysis, aquifer performance test analysis, groundwater modeling for mining applications and water quality data management and modeling, as well as specialized on-site custom courses using a variety of software tailored to specific client training needs.
Jack Henrich, MGWC, CVCLD, is licensed in four states. Henrich is a past president of NGWA, a member of the International Ground Source Heat Pump Association's advisory council, an IGSHPA Accredited Installer, and an Association of Energy Engineers-certified GeoExchange Designer. His firm, Bergerson-Caswell, is among the Midwest's busiest geothermal contracting firms.
Wayne Hesch is the product champion for Visual MODFLOW at Schlumberger Water Services. He has a B.S. from the University of Waterloo and completed the Environmental Engineering Program at Conestoga College.
As product champion, Hesch serves as the interface between the clients and the development team to ensure that the products that are developed meet or exceed clients' expectations. He has more than five years software development experience, and has also acted as course instructor for Visual MODFLOW and AquaChem.
Juli Beth “JB” Hinds has 19 years of professional experience in strategic planning and policy development at local, regional, and statewide levels, with special expertise in water resource management and public communications. With Tetra Tech, she is working with clients and the U.S. EPA in New England, southern California, and the Great Lakes Region on developing zoning and land use regulations, watershed management and TMDL implementation plans, and stormwater and integrated water resource programs.
Hinds’ focus in several projects is the interaction of land use regulations with water resource management and regulation, particularly enabling implementation of low impact development —or LID — and green infrastructure techniques through municipal zoning and development review. She has developed and managed implementation of watershed restoration plans, stormwater utilities, and wastewater management programs for municipal, county, and regional agencies. Hinds was instrumental in the development of Vermont’s landmark stormwater statutes, trading credit program, and retrofit feasibility standards.
In addition, she has created and led many innovative workshops, training sessions, and presentations focused on helping different agencies, professionals, and interests work together on challenging water resource and land use issues, ranging from homeowner association responsibility for stormwater systems to complex statewide policy and legislative development.
Hinds holds a B.A. in economics from Hollins University in Virginia, and a Master of City and Regional Planning degree from Rutgers University.
There are currently no instructors with the last name starting with "I."
Alan Jeffrey, Ph.D., is the senior geochemist at DPRA/Zymax Forensics in Escondido, California. He received his Ph.D. in chemical oceanography from Texas A&M University for research using stable isotope ratios to determine the origin of natural gas. He also holds an M.S. in organic chemistry from Queen’s University in Canada. Jeffrey has more than 20 years of international environmental experience.
In the United States, he’s managed research and investigation projects with an emphasis on soil, soil vapor, and groundwater contamination, especially by petroleum hydrocarbons. A significant portion of Jeffrey’s work at DPRA/Zymax Forensics is focused on the use of forensic techniques to identify contaminant sources, dating the age of a contaminant release and to allocate financial responsibility among potentially responsible parties, especially in cases dealing with chlorinated solvents and petroleum hydrocarbon releases into the environment. He has also examined geochemical techniques used to identify and allocate responsibility for fugitive methane seeps.
Jeffrey is a recognized international authority in the field of petroleum hydrocarbon characterization and is often retained as an expert witness to provide forensic testimony on this subject.
Paul Jehn, technical director with the Ground Water Protection Council, has 30 years experience in environmental assessment, policy/program development, evaluation, remediation, pollution prevention, and management. His current duties include management of the development of the Risk Based Data Management System of computer applications.
Jehn's responsibilities include the technical (computer and scientific) aspects of project development, budget management, reporting, grant writing, consultant oversight, conducting meetings of the RBDMS Steering Committee, and working with states and industry on applications needs.
Theresa Jehn-Dellaport received a B.S. in geology from the University of Dayton in 1981 and her M.S. from Wright State University in 1985 with an emphasis in hydrogeology. She has more than 24 years experience working as a hydrogeologist for diverse water resource projects.
Jehn-Dellaport is a principal water consultant working for a Denver-based consulting firm. She specializes in Colorado water rights issues that address both surface water and groundwater, and has managed numerous projects involving massive data collection activities with multidisciplinary teams for surface water and groundwater projects in diverse hydrogeologic settings.
Charles Job serves as chief of the Infrastructure Branch, Drinking Water Protection Division, Office of Ground Water and Drinking Water, Environmental Protection Agency. In this capacity, he sets direction on the financing of water systems, the maintenance of national information systems, regulatory implementation training, data analysis, and communications.
Additionally, he serves on the Subcommittee on Ground Water of the Federal Advisory Committee on Water Information that has an objective of proposing a national groundwater monitoring network. Job has an M.E. in water resources from Miami University and an M.A. in applied economics from the University of Michigan.
Lisa Katz is a business development specialist and staff scientist at BESST Inc. located in San Rafael, California. She presents educational seminars to municipal engineers, well operators, and water quality specialists on profiling groundwater production wells for flow and water quality. Additionally, Katz works as a scientist in the field, using BESST’s profiling technologies inside production wells. She is new to the groundwater industry, joining BESST in June 2011. She holds a B.A. in conservation and resources studies from the University of California, Berkeley.
David K. Kreamer, Ph.D., is presently professor of geoscience, and graduate faculty in civil and environmental engineering at the University of Nevada, Las Vegas. He is also a faculty member in the University of Nevada, Reno Hydrologic Science Program, and past director of the interdisciplinary UNLV Water Resources Management Graduate Program.
His undergraduate work was in microbiology and chemistry, with an M.S. and Ph.D. in hydrology and minor in geosciences from the University of Arizona. Past affiliations include assistant professor of civil engineering at Arizona State University. Kreamer has carried out research on many water-related topics, particularly the fate and transport of environmental contaminants, non-aqueous phase liquids, vadose zone hydrology, radioactive waste disposal, groundwater hydrology, landfills, monitoring well design, and water resources management.
Donna Kuntz is an environmental chemist with Geosyntec. An applied chemist specializing in environmental site investigation, characterization, monitoring, and remediation, she focuses on creating solutions and building computer applications to facilitate environmental data management, data validation, and risk assessment. Her recent work includes the construction and management of comprehensive environmental information management systems, the automation of data quality screening processes, and the development of field data input tools.
Kuntz is the developer of DNAPL TEST (Technology Evaluation Screening Tool), an application designed for the U.S. Navy to help select remedial technologies for DNAPL sites. The tool is a relational database that correlates site characteristics to technology performance data. The user can enter their site and DNAPL characteristics into the user-friendly interface of the screening tool and output reports that reduce the uncertainty of estimating and predicting remedial outcomes.
Her most recent development work is on a tool that automatically screens data quality in support of data validation. The tool imports an electronic data deliverable received from the analytical laboratory and screens the data for laboratory QA/QC issues. The tool aids data validation professionals by allowing them to perform routine data screening with “the click of a button” and generates a formatted data quality screening report outlining all quality issues that require review.
James "Jim" E. Landmeyer has been a research hydrologist with the U.S. Geological Survey, South Carolina Water Science Center, in Columbia, South Carolina, since 1990. Landmeyer received his B.S. from Allegheny College in 1989, and his M.S. and Ph.D. from the University of South Carolina in 1991 and 1995, respectively. He has been the author or coauthor of more than 70 peer-reviewed publications and the textbook Phytoremediation of Contaminated Groundwater. His research interests include the interaction between plants, microbes, and pristine and contaminated groundwater and surface water.
W. Richard Laton, Ph.D., PG, CPG, is an expert in the field of hydrology/hydrogeology. He is currently an associate professor of hydrogeology in the Department of Geological Sciences, California State University, Fullerton, which is a continuation of a career that includes years of teaching, consulting, litigation support, and management experience.
Laton possesses extensive knowledge in the areas of hydrogeology, soil and water contamination, hydrology and surface water, wetlands, coastal monitoring/geomorphology, field sampling techniques, and well hydraulics, as well as environmental remote sensing/GIS. His classes at the university encompass topics including water quality, environmental sampling, groundwater modeling, well hydraulics, oceanography, and basic geology. Laton enjoys introducing students to applied research and acts as the faculty advisor to a large number of upper-level students.
During his career, Laton has also acted as a consultant for a variety of companies and agencies that need input on the above subjects as well as natural hazard assessment and mapping.
Joe Lee, PG, is chief of the Source Protection Section for the Bureau of Watershed Management in the Department of Environmental Protection for the Commonwealth of Pennsylvania. His present area of work is in the development and management of the Source Water Assessment and Protection Program and the Ground Water Protection Program for which the Commonwealth has primacy under the Safe Drinking Water Act including the Wellhead Protection Program.
From its inception in 1988 to 1998, Lee supervised the development and implementation of Pennsylvania's Filter Plant Performance Evaluation Program designed to optimize drinking water treatment plant operations. Prior to entering the Safe Drinking Water Program, he worked for the Bureau of Mining and Reclamation where he evaluated the impacts of coal mining and quarries on surface water and groundwater systems. Lee has served as an officer on the Ground Water Protection Council Board of Directors from 2000 to 2011 and is the current president of GWPC.
David Lipson, Ph.D., has more than 21 years of experience as a contaminant hydrogeologist with particular emphasis on chemical transport, subsurface remediation, and fractured bedrock hydrogeology. He provides technical support on a wide range of groundwater contamination and remediation projects. Lipson is well-versed at using mathematical models, engineering controls, and risk-based corrective action approaches at sites regulated under CERCLA, RCRA, and state-led regulatory programs. He earned his Ph.D. in geological engineering at Colorado School of Mines, his master’s degree in hydrogeology at Syracuse University, and his bachelor’s degree in geology at the State University of New York.
Patrick Longmire, Ph.D., has more than 23 years of experience in groundwater geochemistry. He is currently a hydrogeochemist at Los Alamos National Laboratory, where he conducts applied research in geochemistry and contaminant transport.
Longmire earned his doctorate in Earth sciences with an emphasis in aqueous geochemistry from the University of New Mexico. His areas of expertise include organic/metal interaction, geochemical equilibrium modeling, and geochemical aspects of contaminant transport and remediation. Longmire's geochemical work experience includes landfills, petroleum hydrocarbon spills, uranium mill tailings, RCRA work plans for metal-radionuclide-organic contaminated sites, natural background metal distributions in soil and groundwater,, and application of chemical barriers for remediating metal-contaminated groundwater. Longmire developed and supervised laboratory and field hydrochemical programs for Los Alamos National Laboratory, the University of New Mexico, and Roy F. Weston.
Don Lundy, principal hydrogeologist, Environmental Systems & Technologies, a division of Groundwater & Environmental Services Inc., has more than 25 years of consulting experience in LNAPL volume/mobility/recoverability evaluations.Since 1982, Lundy has written and presented numerous technical papers at conferences on topics of LNAPL plume assessments, baildown test and recovery rate analyses, and risk-based LNAPL management approaches. He coauthored the 1989 API guide for LNAPL site assessments and remediation (API Publication 1628) and contributed to the API Interactive LNAPL Guide (2004). He served on ASTM Subcommittee E50 that wrote guidance for developing LNAPL conceptual site models and remediation strategies, published in 2007. He organized and taught workshops at the API/NGWA Petroleum Hydrocarbon Conferences in 2000, 2001, and 2002, and has led three one-day workshops on LNAPL for the Licensed Site Professional Association of Massachusetts. He holds degrees in geology from the Universities of Texas and Wyoming, and is currently in a Ph.D. graduate program at the University of Georgia.
Bruce Manchon is a California and Texas professional geologist with more than 30 years of professional experience in the environmental and petroleum industries, and is currently a hydrogeologist and owner of Janeil Environmental Solutions in Houston, Texas. Previously, he worked for Schlumberger Offshore Wireline Services in Larose, Louisiana.
In his current position, Manchon is responsible for oversight of the technical aspects within the project scope relating to geology and hydrogeology, remediation, and ensuring that the technical objectives of the scope of work are met for a variety of commercial clients. Through his various assignments, Manchon has successfully applied borehole geophysics for stratigraphic interpretation and correlation, contaminant plume definition, Class I hazardous waste injection wells, and production well location design and completion. Other relevant work experience includes detailed borehole geophysical log interpretation, injection well design and construction, well abandonment, subsurface mapping, and stratigraphic analysis.
Manchon has also conducted workshops on geophysical log quality control and effective log quality for remediation and site investigations, and presented papers on derivation of aquifer parameters from borehole geophysical logs. He received a B.A. in geology from the University of Colorado.
Steve Maslansky, PG, is a principal partner in Maslansky GeoEnvironmental Inc. He has more than 30 years experience in emergency issues, investigation, and remediation related to hazardous waste and hazardous materials issues. He conducts training worldwide for the U.S. Department of Defense, U.S. Environmental Protection Agency, fire departments, and industry, and is a member of FEMA/DOT hazmat curriculum committees.
The executive director of NGWA since 1995, Kevin McCray, CAE, has also served as editor of NGWA's Ground Water Heat Pump Journal and Ground Water Energy Newsletter. He facilitated the process that produced the Association's Guidelines for the Construction of Vertical Boreholes for Closed Loop Heat Pump Systems, as well.
McCray has served on a number of geothermal heat pump-related advisory groups, including one on market barriers convened by the National Renewable Energy Laboratory in Colorado. He presently serves on an advisory group to the Department of Energy-funded effort to develop a national certification standard for geothermal installation-related work.
Jennifer McIntosh received a B.A. in geology/chemistry from Whitman College, and an M.S. and Ph.D. in geology from the University of Michigan. She completed a two-year postdoctoral fellowship at Johns Hopkins University before starting as an assistant professor in the Department of Hydrology and Water Resources (HWR) at the University of Arizona (UA). McIntosh is also a joint faculty member in geosciences and an adjunct faculty member of the USGS, as well as an associate editor for Hydrogeology Journal.
McIntosh's areas of expertise are hydrogeochemistry, subsurface biogeochemistry, and isotope hydrology. Current research projects in which she is involved include water and carbon cycling in the critical zone, microbial degradation of organic matter and generation of natural gas in coalbeds and fractured shales, and the impacts of past glaciation on groundwater resources.
She received the USGS STAR Award and the GSA Coal Geology Division Best Paper Award for her research. She also received the UA Women in Science and Engineering Excellence Award and UA Aquaman HWR Award for her mentoring of graduate and undergraduate students.
John McLachlan, Ph.D., Weatherhead Distinguished Professor of Environmental Studies, professor of pharmacology, and director of the Center for Bioenvironmental Research at Tulane University and Xavier University in New Orleans, is a pioneer in the new field of environmental endocrinology and endocrine-disrupting chemicals.
As a research scientist and high-level administrator, he is known throughout the world as an expert on estrogenic mechanisms. His groundbreaking research is related to environmental chemicals that mimic the female hormone, estrogen. He organized the first meeting on environmental estrogens in 1979.
Before coming to Tulane and Xavier in 1995, McLachlan spent the previous two decades at the National Institute of Environmental Health Sciences, where he was named Scientific Director of 1989. In his first five years in New Orleans, McLachlan established the Program in the Environment and Women's Health, formed the nation's first Center in Environmental Astrobiology, and initiated the Mississippi River Interdisciplinary Research Program.
McLachlan's Environmental Endocrinology Laboratory uses cutting-edge techniques to study environmental estrogens, natural, and synthetic chemicals that interact with the estrogen receptor. His scientific findings have been published in more than 160 journal articles, 50 book chapters, and five books.
He received a B.A. in liberal arts from the Johns Hopkins University and a Ph.D. in pharmacology from George Washington University.
Douglas Meffert, Ph.D., Eugenie Schwartz Professor of River and Coastal Studies, is the deputy director of the Center for Bioenvironmental Research at Tulane University and Xavier University. Meffert holds a clinical associate professorship in environmental health sciences at Tulane.
His professional experience includes water quality and applied ecological consulting throughout the United States for regional, state, and federal government entities; environmental litigation consulting and dispute resolution on numerous Superfund sites throughout the northeastern United States; and program management and congressional/interagency negotiations for several nuclear waste programs at the U.S. Department of Energy headquarters in Washington, D.C.
Meffert's research interests focus on developing new ecosystem-level health indicators related to endocrine-disrupting and other chemicals in aquatic environments and urban and rural coastal adaptation to climate change and disaster recovery. He is an expert on coupling fate and transport of EDCs with ultimate health assessments for humans and wildlife.
Meffert received his B.S. in engineering and M.S. in business administration from Tulane University and a Ph.D. in environmental science and engineering from UCLA.
Robert Morrison, Ph.D., has worked for 39 years as an environmental consultant on projects related to soil and groundwater contamination, including site investigations and remediation. He currently specializes in the forensic review and interpretation of scientific data for the purpose of identifying the source and age of a contaminant release.
Morrison is cofounder of the International Society of Environmental Forensics, a society dedicated to the promotion of information on the science of environmental forensics throughout the world. He has published extensively on soil and groundwater contamination topics, and has shared this information via lectures throughout the world.
He’s active on the editorial boards of Ground Water® and Ground Water Monitoring & Remediation®, and is currently editor-in chief of the journal, Environmental Forensics. He’s the author of 15 books on environmental forensics including Introduction to Environmental Forensics, published by Academic Press, and used as a textbook in environmental forensic programs in universities in England and Australia.
Morrison has a B.S. in geology, an M.S. in environmental studies, an M.S. in environmental engineering, and a Ph.D. in soil physics from the University of Wisconsin at Madison.
Brian L. Murphy, Ph.D., trained as a physicist, has more than 30 years of experience in data analysis and mathematical modeling of pollutant fate and transport in various media. He’s the author of more than 30 journal publications, is on the editorial board of the journal, Environmental Forensics, and is coeditor of the Academic Press texts Introduction to Environmental Forensics and Environmental Forensics: Contaminant Specific Guide.
Murphy’s practice focuses on application of environmental forensics methods to assess liability; dose reconstruction for toxic torts; historical reconstruction of contaminating events at former manufactured gas plants; air dispersion modeling, both indoors and outdoors including soil vapor intrusion; and use of risk assessment to set clean-up levels and as a cost-allocation tool. His projects often involve chlorinated solvents such as PCE, TCE, and TCA; gasoline and other petroleum compounds such as benzene and MTBE; dioxins; metals such as lead and arsenic; and a variety of other compounds, including PAHs, PCBs, radiological compounds, pathogenic compounds, nerve gas, and explosives.
Murphy serves as both a testifying and consulting expert in these areas, and his experience also includes formulating challenges to other experts’ testimony.
Thomas Naymik, Ph.D., received his degree in geology (hydrogeology) from Ohio State University. He is currently a senior consultant with Geosyntec Consultants Inc. in Columbus, Ohio.
Formerly with Battelle Memorial Institute and Pacific Northwest National Laboratory (Washington), Naymik’s projects centered on subsurface characterization and groundwater remediation. Early in his career he was employed at the Illinois State Water Survey and Lawrence Livermore National Laboratory (California), where he conducted research in chemical transport processes and groundwater, supply development.
Naymik is an adjunct professor in the School of Earth Sciences at Ohio State University, and a former adjunct professor in the Department of Geology, University of Illinois.
Richard Neumann is the founder and president of Contract Dewatering Services Inc.
Neumann has been developing and improving groundwater control systems for more than 30 years. He started CDS as a small, local Michigan groundwater contracting company and grew it to one of the largest dewatering providers in the United States offering services for drilling, pump systems, and environmental underground projects.
Mike Nickolaus, PG, is the special projects director for the Ground Water Protection Council. A graduate of Indiana University, he has more than 30 years of geologic experience. Prior to joining the GWPC in 2005, Nickolaus worked for almost 20 years as a regulatory official with the Indiana Division of Oil and Gas where he authored and coauthored numerous state oil and gas regulations, field guides, and operating procedures. He also served as the State Director of Oil and Gas for Indiana from 2002 to 2005.
There are currently no instructors with the last name starting with "O."
Mary Ann Parcher is the site operations manager and principal scientist for Environmental Systems & Technologies, a division of Groundwater & Environmental Services Inc. She has more than 15 years of environmental consulting experience and specializes in the application of computer technology to aid in the assessment and remediation of sites impacted by petroleum products and solvent releases. Her technical experience includes the application of visual imagery analyses, geographic information systems, and modeling of multiphase flow and chemical fate and transport associated with NAPLs. Parcher has been involved with technical analyses for facilities across the country as well as in the Caribbean, Europe, Canada, and Australia. She has presented at numerous technical conferences, and has taught seminars and workshops for NGWA, API, and the Massachusetts Licensed Site Professional Association. Parcher directed the development of and coauthored the API Interactive LNAPL Guide (2004) and interacted with members of the NAPL Cleanup Alliance of the Remediation Technologies Development Forum to develop an LNAPL training module and decision-making framework document for cleanup of sites impacted with LNAPLs. She has an M.S. in environmental science and engineering from Virginia Tech.
Parizek formerly conducted research at the Ground Water Geology and Geophysical Exploration Section of the Illinois State Geological Survey and the Saskatchewan Research Council, Saskatchewan, Canada. He is a codeveloper with L.A. Lattman of the fracture trace method of groundwater exploration.
Parizek has authored and presented numerous papers on the application of remote sensing and fracture trace techniques for the solution of various hydrogeological, geotechnical, and environmental problems including water well location, lineament mapping, contaminant migration, monitoring and cleanup, flow in karst terrains, and the siting of radioactive waste repositories.
In addition to receiving the M. King-Hubbard Science Award for 1993, the Hydrogeology Division Distinguished Service Award from the Geological Society of America, the 2001 C.V. Theis Award, American Institute of Hydrology, and other awards, he has served for more than eight years on the Nuclear Waste Review Board, which is charged with the review and analysis of the U.S. DOE Yucca Mountain Project.
Dave Pergel has a bachelor's degree in engineering technology with an emphasis in heating, air conditioning, and refrigeration, and more than 25 years experience in the geothermal industry.
Pergel has worked for ClimateMaster since 1996 in various internal departments including technical services, as a residential technical training manager, and is currently a geothermal loop trainer, helping the corporation grow the industry's infrastructure to increase ground source heat pump awareness. During the past nine years, he has conducted training on specifically on geothermal principles, design, installation, and troubleshooting.
He has also taught apprenticeship programs at various postsecondary institutions. Pergel was responsible for developing curriculum, designing and revising specific courses, creating a positive learning environment, and evaluating and testing trade personnel and students. He has affiliations with numerous trade associations and has also served on a college program advisory committee. Pergel holds electrical, plumbing, refrigeration, sheet metal, and water well drilling licenses in various states. He also operates a small geothermal drilling company in Canada.
Seth Pitkin currently serves as vice president at Stone Environmental Inc., Montpelier, Vermont, where he directs the operations of the Investigation and Remediation Group. He is the company officer in charge of all contaminant hydrogeology projects, in addition to being a program manager, project manager, senior technical advisor, and senior hydrogeologist on groundwater-related projects. Pitkin has been with Stone Environmental since 1998.
Pitkin has 21 years of experience in the field of hydrogeology, largely in the investigation of groundwater contamination. He earned a B.S. in geology in 1984 from Evergreen State College, and an M.S. in hydrogeology from the University of Waterloo, in Ontario, Canada, in 1994. Pitkin assisted in the development of the Waterloo Profiler at the University of Waterloo and has developed modifications and enhancements to the system. He has extensive experience in high resolution site characterization and is active in the EPA Triad Community of Practice.
Prior to his tenure at Stone Environmental, Pitkin was a senior managing scientist at Johnson Co. Inc., also located in Montpelier. At Johnson, he served as the lead scientist on site characterization investigations. In addition, he served as project manager on many groundwater-related projects, vertical profiling, and on-site laboratory projects.
Jonn Pitz, CPI and current NGWA president, holds bachelor's and master's degrees in mechanical engineering from Notre Dame University and was the recipient of a National Science Foundation award. His master's thesis was on "The Influence of Thermal Radiation in Transient Thermal Boundary Layers." Pitz served on the Illinois Well and Pump Installation Contractor's Licensing Board for more than 24 years. He is a past-president of the Illinois Association of Groundwater Professionals and is currently chairman of the Contractors Division of NGWA. Pitz also owns and operates a full-service water well construction and pump installation business.
David Pyne, PE, has been president of ASR Systems LLC, Gainesville, Florida, working with ASR clients nationwide since 2001.
Previously, Pyne worked for 30 years for CH2M HILL Inc. where he served in several capacities including firmwide director of Water Resources Engineering. As a civil engineer, Pyne has pioneered development of ASR technology since 1978 and has led or participated in several ASR research programs. He has traveled globally, assisting several countries with ASR development programs and conducting training courses nationwide since 1994.
Pyne earned his B.S. in civil engineering from Duke University, his M.S. in civil engineering from the University of Florida with additional Ph.D. studies in water resources, also at the University of Florida.
There are currently no instructors with the last name starting with "Q."
Dale R. Ralston, Ph.D., is president of Ralston Hydrologic Services, which specializes in groundwater consulting and education.
Ralston is a professor emeritus of hydrogeology at the University of Idaho where he taught and did research on groundwater, topics for 25 years in hydrogeology and has received several teaching and research awards. Ralston has taught undergraduate classes in groundwater as well as field techniques in groundwater. He has also operated an active consulting practice on topics as diverse as acid mine drainage, water supply development, and remediation of groundwater contamination problems.
Bill Reetz, LG, recently started A Better Earth LLC, a remediation and field services company serving Kansas, Iowa, Nebraska, and Missouri, after working for the Kansas Department of Health and Environment. Reetz has more than 17 years of experience in project management with petroleum remediation sites, concentrating on contaminated source area reduction and municipal water treatment systems for BTEX, MTBE, and EDB removal. Reetz has copresented numerous NGWA short courses on public water treatment technologies for MTBE using air stripping and activated carbon. In addition, he assisted on a document produced by the California MTBE Research Partnership titled Treatment Technologies for Removal of MTBE from Drinking Water and has been active on an ASTM committee that is developing a document titled Standard Guide for Remedial Performance Measurement and System Optimization. Reetz is a licensed geologist in Kansas and has been active in conducting and reviewing SVE/AS pilot test data and full-scale system operations. He graduated from the University of Kansas with a B.S. in geology.
Robert Reimers, Ph.D., has been a professor since 1975 at Tulane's School of Public Health and Tropical Medicine in the Sustainable Resource Management Program, a part of the Department of Environmental Health Sciences. He teaches courses in water treatment, environmental chemistry, water quality management, toxic and hazardous waste management, global and local environmental media and issues, fundamentals in environmental chemistry, and fundamentals in environmental contaminants. He was a research scientist at Battelle Columbus Laboratories in Columbus, Ohio, from 1973 to 1975 where he was in the process technology section working on environmental process development and environmental assessment.
Reimers' research is in sustainable resource management — more specifically water and wastewater reuse, coastal wetland protection and restoration, innovative process development, and residuals management in disinfection, stabilization, and value-product development. During the last 30 years, he has published 60 refereed articles, 40 book chapters and published reports, more than 100 proceedings and nonrefereed articles, 100-plus technical reports, and more than 200 professional presentations. Reimers has directed, as a principal investigator, 100-plus grants and contracts, which have resulted in more than 15 patents. He has also been a consultant to 60-plus agencies and companies.His most recent research, with Andrew Englande, has involved, through the development of a ferrate, the treatment of secondary effluents discharged into Bayou Bienville. These studies are continuing on the wetland restoration through their grant coupled with a demonstration study through the Sewerage and Water Board of New Orleans and the State of Louisiana Coastal Restoration and Protection Program. In this demonstration project, further research will look at the blending of disinfected/stabilized biosolids with dredged sediment to further enhance these wetlands.
Reimers is currently assessing and developing the e-beam irradiation process to disinfect and stabilize municipal sludge with Texas A&M University and Suresh Pillai, Ph.D. This work on the e-beam sludge disinfection is showing a viable and inexpensive approach to the disinfection and stabilization of municipal sludge.
Roger E. Renner, MGWC, is president of E.H. Renner & Sons Inc. He is the fourth of five generations of this family-owned business located in Elk River, Minnesota. Aside from the overall operation of this business, he is specifically responsible for the municipal, large well sealing, and monitoring markets.
Renner is a 30-year member of NGWA. He successfully completed the Master Ground Water Contractor examination of the NGWA Voluntary Certification Program and is therefore entitled to use MGWC after his name. He is one of 72 contractors in this NGWA program. He is also a past president of NGWA.
Thomas Roback Jr., CEP, QKA, is managing director of Blue Ridge ESOP Associates. Robak has worked in the accounting, investment, and ESOP industry for more than 20 years. He’s an expert in the design, implementation, and execution of ESOP, stock option, stock purchase, and restricted stock plans. Roback received a B.S. in accounting from the College of William and Mary and an M.B.A. from the University of Baltimore. He’s on the board of directors of the National Center for Employee Ownership and is also the Capital Area regional vice president of the ESOP Association’s Mid-Atlantic Chapter. Roback is a member of The ESOP Association and the National Center for Employee Ownership.
John Sciacca, a California professional geologist with more than 29 years professional experience, is a director for the U.S. Geological Survey, Nevada Water Science Center. He currently oversees management of scientists conducting hydrologic and hydrogeologic investigations and data collection for water resources applications.
Sciacca’s experience with borehole geophysical logging began 28 years ago. Throughout his professional career he has successfully designed borehole geophysical logging programs and applied log interpretation to design and complete production and injection wells, conduct hydrostratigraphic analysis in depositional basins, map aquifer units, and evaluate aquifer and formation parameters.
He has provided consulting services for the workover/rehabilitation and abandonment of municipal and private domestic water production wells, and has also conducted workshops on geophysical log quality control and presented papers on log quality and log interpretation for hydrogeologic applications. Sciacca holds an M.S. in geology from the University of California, Davis.
Allen Shapiro received his Ph.D. in civil and geological engineering from Princeton University. Shapiro has conducted hydrologic research at the Royal Institute of Technology in Stockholm, Sweden, and Technion-Israel Institute of Technology in Haifa, Israel, and has been an adjunct professor in the Department of Earth and Environmental Sciences at Columbia University. Shapiro is currently a senior research hydrologist with the National Research Program of the U.S. Geological Survey in Reston, Virginia. His research focuses on the development of field techniques and equipment, and methods of integrating and interpreting geologic, geophysical, hydraulic, and geochemical information in the characterization of fluid movement and chemical transport in fractured rock over dimensions from meters to kilometers.
Shapiro's research has focused on a wide range of geologic environments, including crystalline rock, sedimentary formations, and carbonate aquifers that have undergone karstification. His research has been applied in issues of water supply, geotechnical engineering, waste isolation, and groundwater contamination and restoration, including the fate of dense non-aqueous phase liquids in fractured rock. Shapiro has patented equipment for conducting hydraulic tests and collecting water samples for geochemical analyses in fractured rock aquifers, and he has published numerous articles in peer-reviewed journals. Shapiro has served as an associate editor of the Journal of Hydrology, and he is currently an associate editor of the NGWA journal Ground Water®.
NGWA selected Shapiro as the 2004 NGWREF Distinguished Darcy Lecturer, for which he lectured on his research, both nationally and internationally, at more than 50 universities and research institutes.
Raphael Siebenmann, PE, a graduate of Cornell University in Ithaca, New York, is a project engineer with Geosyntec. An environmental engineer with nearly a decade of experience in the environmental consulting field, his training is in the areas of chemical fate and transport, and site characterization. He has experience designing and maintaining environmental databases, conducting data analysis, three-dimensional visualizations, and working with geographic information systems.
Siebenmann’s project experience encompasses site characterization program development and management, data management and visualization, fate and transport modeling, and risk assessment. His field work and project management responsibilities include comprehensive work plan development, authoring of planning documents, development of remedial designs, and management of soil, groundwater, sediment, surface water, and soil gas sampling programs, and analysis and interpretation of data and results.
James S. Smith, Ph.D., CPC, is the president of Trillium Inc. Smith graduated with honors from Williams College in Williamstown, Massachusetts, with a major in chemistry and a minor in mathematics. He went on to major in physical organic chemistry and minor in analytical chemistry and plant physiology at Iowa State University where he received his Ph.D. in 1964. Smith continued his education at the University of Illinois in Champaign as a National Institute of Health postdoctoral fellow in physical organic chemistry. In 1966, he became an assistant professor at Eastern Michigan University in Ypsilanti, where he taught analytical, organic, and general chemistry. In 1968, he went to Cornell University to perform research in mass spectrometry for two years with Dr. Fred McLafferty.
Smith joined the Allied Chemical Corp. Research Center in Morristown, New Jersey, in 1969. He was employed by the company for 12 years, supervising and working in the analytical chemistry department. In this position, Smith was involved with several environmental projects, including the analyses of kepone samples, design and operation of the first environmental chemistry laboratory for Allied Chemical Corp. (now known as Honeywell), and groundwater analyses for carbon tetrachloride.
In 1981, Smith joined Roy F. Weston Inc. as laboratory manager and director of Weston Analytics. While at Weston, he designed and supervised construction of two new environmental analytical laboratories and developed a GC/MS/MS method for TCDD. Smith joined hydrogeology consulting firm Walter B. Satterthwaite Associates Inc. in 1985. In the two years he was with this company, Smith introduced mobile mass spectrometry to the firm to aid in environmental site assessments.
In 1987, he founded Trillium Inc. for the purpose of consulting in environmental chemistry. Trillium's areas of expertise include quality assurance, planning, data validation, data interpretation, forensic chemistry, and expert witness testimony.
Stuart A. Smith, CGWP, a partner in Smith-Comeskey Ground Water Science, specializes in well maintenance and rehabilitation. He’s been consulting in hydrogeology, groundwater microbiology, and well maintenance and rehabilitation for nearly three decades. Smith has served as an instructor in groundwater technology for Wright State University in Ohio, and he’s been on the staffs of Battelle Memorial Institute and NGWA. Smith holds M.S. and B.A. degrees from Ohio State University and Wittenberg University, respectively. He’s the author or coauthor of numerous studies and publications on well biofouling, maintenance and rehabilitation, and well drilling.
Daniel B. Stephens, Ph.D., PG, is chairman of the board and founder of Daniel B. Stephens & Associates Inc. Stephens has earned an international reputation for expertise in analyzing vadose (unsaturated) zone processes that play a vital role in quantifying groundwater recharge rates and understanding infiltration processes.
During a 30-year career in consulting, as well as in research and university education, Stephens has directed hundreds of hydrogeological projects that have involved quantification of natural recharge, design of infiltration facilities, studies of groundwater quality, and fate and transport of contaminants in the subsurface. He is currently overseeing implementation of New Mexico's first ASR project.
He has also been a pioneer in developing methods to characterize the hydrologic properties of soil. Through extensively instrumented field sites, Stephens and his colleagues have discovered new physical processes that induce significant horizontal flow components to soil water movement.
Stephens has presented nationally and internationally on vadose zone issues and he has published the text Vadose Zone Hydrology in addition to more than 100 articles in scientific journals and conference proceedings.
William J. Stone, Ph.D., is a retired senior hydrogeologist with more than 30 years of experience in various aspects of hydroscience. He has held positions with universities, government agencies, and the mining industry, as well as working as a private consultant. Stone has worked on water resource and environmental projects in New Mexico, Australia, and Nevada.
He is author of numerous professional papers, as well as Hydrogeology in Practice — A Guide to Characterizing Ground-Water Systems. He currently writes "HYDROTHINK," a humorous but instructive regular column for the American Institute of Professional Geologists' magazine.
Stone enjoys teaching and has often been named as an outstanding instructor. He has taught courses at New Mexico Tech, the University of New Mexico, and the College of Santa Fe.
James “Doc” Thompson, REHS, has been with the Gaston County (North Carolina) Environmental Health Department for 23 years and is currently the environmental health program supervisor. He started Gaston County’s Groundwater Section Program in 1989 and is the author of Gaston County’s local groundwater rules.
Thompson, who has also worked as a driller’s helper, pump/tank installer, and driller on water wells, holds a B.S. degree in chemistry and biology from Gardner-Webb College. He’s cocreated two public health and groundwater courses for registered environmental health specialists (REHSs) and has taught more than 1,000 of them in North Carolina about wells — proper location, construction, disinfection, classifications, completion of wellhead, inspection, abandonment, water treatment, proper pump installation, groundwater geology, investigating groundwater contamination sites, DNAPLs, and LNAPLs. An experienced downhole wellhead video camera operator, Thompson wrote and produced Groundwater Video of Typical Wells in North Carolina.
Among other achievements, Thompson received the 1994 WNCPHA Environmental Health Specialist of the Year Award, the 1995 W.A. Broadway Award for Excellence in Environmental Work, and the 1999 WNCPHA Exemplary Service Award for service to the environmental health profession in North Carolina.
Thomas E. Tomastik is currently with the Ohio Department of Natural Resources' Division of Mineral Resources Management. He began his work with the Ohio DNR in 1988 as a geologist overseeing the Underground Injection Control Program. For the last six years, he's also been responsible for highly complex groundwater conflict investigations involving industrial aggregate mineral mine dewatering operations in western and northwestern Ohio. Tomastik received his B.S. and M.S. in geology from Ohio University and worked as a consulting geologist in oil and gas in the early part of his career
Cliff Treyens has been director of public awareness for NGWA since September 2003. A professional communicator for more than 30 years, Treyens has been a newspaper reporter, a political communications director, and a private-sector marketing/public relations practitioner. Distinctions include the 1983 Pulitzer Prize for Distinguished Public Service as part of a reporting team for the (Jackson, Mississippi) Clarion-Ledger, and serving as communications director for former Mississippi Governor Ray Mabus and former Ohio House Speaker Vernal G. Riffe Jr.
There are currently no instructions with the last name starting with "U."
Yen-Vy Van has more than 22 years of experience in environmental and hydrogeologic consulting. As Associated Environmental Group LLC's principal hydrogeologist, Van is responsible for clientele development and project management of geologic and hydrogeologic site investigations; design and implementation of soil and groundwater remediation systems including bioremediation, soil vapor extraction, and dual phase vacuum extraction technologies; groundwater resources exploration and studies; and environmental impact studies. She has participated on U.S. EPA projects for a technical enforcement team in assessing hazardous waste for EPA National Priority List (NPL) final sites. Van has also performed Levels B and C hazardous waste investigations and remediation at EPA NPL sites. Her experience also includes geologic mapping, interpretation of aerial photographs, fault studies, and landslide investigations.
In the area of water resources management, Van is responsible for project management of groundwater resources exploration including geologic and geophysical logging of pilot hole, water well design, aquifer pump testing, aquifer analyses, spinner log test, video log, flow model analyses, groundwater monitoring and water quality sampling, data analyses, and report preparation. She is also experienced in supply water well rehabilitation where various technologies are used to habilitate the production and capacity of a water well and develop the aquifer including high-pressure water jetting, usage of explosives, and chemical treatment.
She has managed groundwater resources exploration and construction of more than 20 municipal and tribal production water wells. The pumping capacity of these water wells has ranged from 100 gpm to 8,000 gpm. Van has also provided project management for evaluation of Critical Aquifer Recharge Areas under the Washington State Environmental Policy Act for undeveloped properties to assess the possible hydrogeologic impacts of the site's developments on local groundwater aquifers.
Don A. Vroblesky is a research hydrologist with the U.S. Geological Survey in Columbia, South Carolina, and has been employed by the USGS since 1980. He is the inventor of a variety of sampling methodologies, including the passive diffusion bag (PDB) sampler and the method to use tree cores as a tool to examine the distribution of volatile organic compound contamination in groundwater. Vroblesky’s was the first publication to utilize tree-ring chemistry to deduce the history of groundwater contamination. His research interests include natural and engineered remediation of groundwater contamination.
Sharon Wadley, PG, regularly lectures at Schlumberger Water Services Advanced Groundwater Modeling courses.
Wadley joined the Consulting Services Division of SWS in 2005. Prior to that, she was a research hydrogeologist in reactive barrier research and development at the University of Waterloo with Dr. Robert Gillham. Since joining SWS, Wadley has led many challenging and diverse projects and relocated to SWS Calgary in 2007. Ongoing projects and duties include groundwater modeling and development of a groundwater monitoring plan for a gas plant in central Alberta; development of source protection initiatives including a microbial contaminant control plan for Conservation Authorities and Municipalities in Ontario; data management, subsurface characterization, and predictive modeling for a landfill in eastern Ontario; and providing technical support for business development in western Canada. She utilizes her expertise with numerical modeling (MODFLOW) and information management applications (HGA, MapInfo) for many SWS clients.
Wendy Wempe, Ph.D., is a research assistant professor in the Petroleum Engineering Department at the Colorado School of Mines. Her research involves petrophysical and rock physics modeling of properties that control fluid flow in porous media, with applications to the groundwater, petroleum and geotechnical industries. More specifically, her research interests involve porosity, relative permeability, and wettability modeling. Wempe has focused on the use of electrical resistivity as a tool for characterization. Additionally, she has interest in the water/energy nexus and subsequently developed and coteaches a graduate-level seminar titled “Impacts of Energy Resources Development: Science, Policy and Perception.”
After receiving her Ph.D. from Stanford University in 2000, Wempe was a research assistant at the Cooperative Institute for Research in Environmental Sciences and an adjunct professor at the University of Colorado Boulder, then moved on to a position as senior hydrogeologist at Schlumberger Water Services before arriving at her current position at CSM.
Larry West has a B.S. in geology, an M.B.A., and 39 years of experience in groundwater management, development, control, and protection. He has conducted a number of infiltration investigations across the United States, focusing on groundwater’s influence on surface water, and the influence/impacts of stormwater on groundwater. Many of West’s past projects have included developing efficient, effective, and environmentally safe techniques for disposing and managing stormwater using slow and rapid infiltration, aquifer recharge, spray irrigation, low impact development (LID) alternatives, and water quality treatment infiltration.
West served on the Washington State Department of Ecology’s technical advisory committee for stormwater infiltration and contributed to the development of the Western Washington Stormwater Management Manual. He developed the state’s approach for a pilot infiltration test to determine field infiltration rates and conducted research for stormwater infiltration litigation using LID best management practices for municipalities, counties, and the state of Washington.
Keith White has 24 years of experience as a hydrogeologist, focusing on DNAPL behavior in the subsurface and karst hydrogeology. He leads ARCADIS’ karst practice and is responsible for seeing that karst sites are identified, properly characterized, and remediated. White has been invited as a guest lecturer at several universities and local geologic organizations and provides in-house, corporatewide training on the topic of karst hydrogeology to junior geologists and scientists. He is an active member of the Association of Engineering Geologist’s Groundwater/Karst Technical Working Group. White holds a bachelor’s degree in geology with a concentration in environmental science from the State University of New York and has performed master’s-level coursework in hydrogeology at Syracuse University.
Mark Widdowson, Ph.D., is a professor with the Charles E. Via Jr. Department of Civil and Environmental Engineering at Virginia Tech in Blacksburg, Virginia.
Widdowson is an expert in reactive contaminant transport modeling and has 20 years of experience creating, developing, and applying computer models for subsurface remediation of petroleum hydrocarbons and chlorinated solvents. He is the coauthor and principal investigator of the solute transport code SEAM3D for simulating biodegradation and transport of contaminants with NAPL dissolution in aquifers and NAS. Widdowson's teaching and research interests include bioremediation and phytoremediation, modeling groundwater flow and transport, hydrology, and hydraulics. He teaches short courses on natural attenuation to state and federal government agencies. Widdowson received his B.S. in civil engineering from the University of Cincinnati, an M.S. in water resource engineering from the University of Kansas, and a Ph.D. in civil engineering from Auburn University.
Derrik Williams is president of HydroMetrics Water Resources Inc. in Oakland, California. He has provided groundwater management consulting to water agencies, irrigation districts, cities, and private clients throughout California and the West for more than 25 years. Williams is an expert in groundwater modeling, groundwater management, groundwater supply, and groundwater recharge issues. He recently helped develop the Association of California Water Agencies’ Groundwater Framework for managing California’s groundwater.
John H. Williams is a New York District groundwater specialist with the USGS as well as a borehole geophysics applications specialist for the Water Resources Division of the USGS.
Williams has an M.S. in geology, with an emphasis on hydrogeology, from Penn State University. He completed resource evaluation and contamination investigations of unconsolidated and fractured bedrock aquifers in Pennsylvania, New England, and New York, and has taught aquifer test and borehole geophysical methods at the USGS and EPA.
Mark Williams, Ph.D., is a research fellow at the Institute of Arctic and Alpine Research, coassociate director of the Undergraduate Academy, and associate professor of geography at the University of Colorado, where his classes can be used to satisfy the Hydrology Certification Program.
Williams received his Ph.D. in biological sciences from the University of California, Santa Barbara, in 1991. His research interests include the processes that determine the hydrochemistry and biogeochemistry of seasonally snow-covered basins, including the storage and release of solutes from the snowpack, biogeochemical modifications of snowpack runoff, nutrient cycling and hydrologic pathways, and residence time. The majority of his research has been conducted in the Rocky Mountains, Sierra Nevada, the Tien Shan, China, and the Andes of South America. Williams is the editor of Arctic, Antarctic, and Alpine Research, a peer-reviewed journal that focuses on any scientific or cultural aspect of arctic, antarctic, and alpine environments, as well as related topics on subarctic, subantarctic, and subalpine environments and paleoenvironments. He is also chair of the Cryosphere Focus Group of the American Geophysical Union.
Michael Wireman, Ph.D., is a hydrogeologist currently employed by the U.S. EPA in Denver, Colorado, where he serves as a regional groundwater expert.
Wireman has a master's degree in hydrogeology from Western Michigan University in Kalamazoo, Michigan, and he has completed extensive continuing education in the field of hydrogeology. He has more than 20 years of experience in groundwater investigations in the western Rocky Mountains. Wireman has served as a project manager for a private consulting firm where he directed groundwater exploration and development projects.
In his current position, he provides technical and scientific support to several EPA programs, other federal agencies, and international programs, as well as to groundwater protection/management programs in several western states. Wireman has worked extensively in eastern Europe, including Russia, Estonia, and Ukraine. He manages research projects related to mine-site hydrology/geochemistry, groundwater sensitivity/vulnerability assessment, groundwater/surface water interaction, and aquifer characterization.
Wireman has served as an adjunct professor at Metropolitan State College in Denver and is the coinstructor for the EPA Region VIII class titled "Basic Principles of Hydrogeology and Contaminant Hydrology." He is a former chair of the EPA National Ground Water Protection Technical Forum and a member of the Colorado Ground Water Association, the International Association of Hydrogeologists, and the Geological Society of America. He is a registered professional geologist in Wyoming.
Kathleen M. Wiseman has been employed at Water Systems Engineering, a multitiered firm that specializes in groundwater and surface water applications, for more than a decade, beginning in the diagnostic and investigative research lab, serving as assistant lab manager. The lab specializes in comprehensive water testing, allowing water to be profiled from biological and chemical standpoints, as well as allowing for research of the problems that impact groundwater systems, potable water treatment, and industrial water handling. Since 2007, Wiseman has been on the consulting staff, specializing in well remediation and source protection, developing protocol for water system disinfection, rehabilitation, and maintenance. She works closely with municipalities, consultants, and contractors, both nationally and internationally.
Prior to joining WSE, Wiseman was employed by the Natural Resources Conservation Service (formerly Soil Conservation Service) as a soil conservation aide and then as the Water Quality Program coordinator. In addition, she has been teaching geography and environmental science courses at the local university and community college since 1991.
Wiseman holds a B.S. in geography/land use planning from Emporia State University and an M.A. in geography/remote sensing of natural resources from the University of Kansas.
Lori Wrotenbery has served as director of the Oil and Gas Conservation Division of the Oklahoma Corporation Commission since August 2004. Her previous service includes leadership roles at the oil and gas regulatory agencies in New Mexico and Texas. Wrotenberry is a past president of the Ground Water Protection Council and a founding member of State Review of Oil and Natural Gas Environmental Regulations Inc. (STRONGER). She holds a B.A. in anthropology from Wellesley College, a B.S. in geology from the University of Texas, and a law degree from Harvard University.
Allan Wylie, Ph.D., presently works as a hydrogeologist for the Idaho Department of Water Resources. He holds a bachelor's degree in earth science from Chadron State College in Chadron, Nebraska, a master's degree in geology from the University of Montana, and a Ph.D. in geology from the University of Idaho. Over the years he worked in minerals and petroleum exploration and as a consultant hydrogeologist. Throughout his career he has drilled and installed numerous exploration and monitoring wells, as well as several production wells.
There are currently no instructors with the last name starting with "X."
Paul M. Yaniga is currently the principal scientist of CEO Wise Ltd. with a focus on LNAPL, DNAPL, and metals fate and transport in the environment; definition of impact; economic recovery; and remediation and litigation support. Yaniga is also a principal in Brandywine Energy Development Co. and patent holder of its technology for the GOAL PetroPump, technology that uses the in-well downhole pressure of oil and gas reservoirs to automatically self-lift and produce their fluids. He also serves as cochairman of the board of directors for TAIC, an international information technology and asset management company serving DOD, U.S. DHS, and the telecommunication industry.
Yaniga has an undergraduate degree in Earth sciences from Bloomsburg University and an M.S. from Lehigh University in geological sciences. Prior work experience includes his being president and founder of RPT Services, Rome, Italy, providing hydrological, engineering, and technical services to southern European chemical and hydrocarbon distribution companies in Italy, France, Sicily, Sardinia, and Yugoslavia. Yaniga was the cofounder and principal scientist for Groundwater Technology Inc. (GTI), an early (1979-1980) entrant into the arena of definition and remediation of environmental impacts from petrochemical complexes worldwide. He has completed projects in North America, South America, Asia, Europe, and Russia. Yaniga also worked for the environmental regulatory community in the early- to mid-1970s during the development of many of their environmental programs; he has testified before Congress on environmental matters and has also worked for the land development community for developing water supply, and on-site waste water treatment systems. Yaniga has more than 30 years hands-on applied experience in retrieving/recovering fuels from the subsurface and remediating soil and groundwater contamination.
Steven Youra, Ph.D., teaches college writing and science communication at the California Institute of Technology, where he has directed the Hixon Writing Center. He came to Caltech from Cornell University, where he was founding director of the Engineering Communications Program and a prize-winning teacher. Youra has presented lectures and workshops on effective communications and teaching issues in the United States and abroad including Greece, Singapore, Turkey, Israel, and Russia. He has published scholarly articles on technical communication, writing pedagogy, American literature, and film. Youra’s current research project is on collaborative writing practices and differing notions of authorship across academic and professional fields.
There are currently no instructors with the last name starting with "Z."