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Jason Ullmann, PE
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Issue: Groundwater and The Infrastructure Investment and Jobs Act
Issue: Groundwater and PFAS
Issue: Mandatory Hook-Up
Issue: Managed Aquifer Recharge
Issue: United States Geological Survey
Issue: Groundwater Sustainability
Issue: National Ground-Water Monitoring Network
Issue: Maui County v. Hawaii Wildlife Fund — NPDES Permitting and Functional Equivalent Discharge
Position Papers
NGWA and WQA Fly-In
National Groundwater Awareness Week
Groundwater Foundation
NGWA Volunteer Opportunities
Member Discussion Forum (Groundwater Forum)
Groundwater Modeling Advisory Panel
Submit an Abstract or Presentation
Submit a Paper to Groundwater
Submit a Paper to Groundwater Monitoring & Remediation
National Groundwater Awareness Week
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Open Calls for Presentations/Submissions
Groundwater Week
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Groundwater Lecture Series
NGWA’s Priority Issues
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News and Updates
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Best Suggested Practices
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Information Briefs
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White Papers
Groundwater Use in the U.S.A.
NGWA Press
Publishing Honors
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Advance Your Career
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For Contractors
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Geothermal Driller (CVCLD)
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Promote Your Professional Status
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Contractor State Licensing and Exams
Drilling Schools
Groundwater Industry Careers
Career Center
Search for a Job
Post a Job
Connect with Your State
State Resources
Affiliate Organization Program
Affiliate Organization Contacts
Affiliate Organization Toolkit
All About Groundwater
Groundwater Fundamentals
Information on Earth’s Water
Groundwater Facts
Facts About Global Groundwater Usage
Groundwater Use in the U.S.A.
The Hydrologic Cycle
Occurrence of Groundwater
Forces Controlling Water in Rocks
Unconfined or Water Table Aquifers
Confined or Artesian Groundwater
Springs
Principles of Induced Infiltration and Artificial Recharge
Evaluating the Hydrologic Properties of Water-Bearing Materials
Unconformities and Groundwater Systems
Relation of Salt Water to Fresh Water in Aquifers
Dissolved Mineral Sources and Significance
NGWA's Priority Issues
Managed Aquifer Recharge (MAR)
NGWA Groundwater Publication – MAR Issue
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Orange County Water District, California
San Antonio Water System, Texas
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Regulatory News
Groundwater and PFAS
Groundwater Sustainability
National Ground-Water Monitoring Network
Groundwater Protection
Groundwater Information Sheets
WellOwner.org — A Website for Well Owners
As State Engineer of Colorado, Jason leads the Division of Water Resources, overseeing water rights administration, well permitting, dam safety, water well construction, and public education on water use.
