Geo-Logic

John Shomaker & Associates provides expert hydrogeology services throughout the Southwest.
Trusted Expertise
With over 50 years of experience, we are a leader in water resource and environmental consulting. Our team combines deep technical knowledge with innovative solutions to help clients manage and develop their water supply, and environmental challenges effectively.
Expert Witness Testimony and Education
We excel in water rights and water resources consulting and provide expert witness testimony on these matters. We also offer short courses on groundwater wells and hydrogeology.
50+
Years Firm Experience
12
Hydrogeologists on Staff
1
Location
150+
Years Combined Staff Experience
Expertise

Featured Services
We are committed to our clients’ success and have designed solutions in these areas:
- Well site selection and production, exploratory, and monitoring well design
- Groundwater resource assessments
- Well site selection and design
- Groundwater flow modeling
- Geochemical and contaminant transport models for Superfund sites and mines
- Groundwater-level monitoring programs
- Long-range water-development planning
- Geologic mapping and terrain analysis
- Leaking underground storage tank (LUST) investigation and remediation
Leaders
Operations
Featured Open Positions
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