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Groundwater Models

Our groundwater models are helping municipalities manage their groundwater resources effectively.

Groundwater Quality

Trusted expertise in the characterization of both natural and man-made groundwater quality issues.

Wells

From shallow piezometers to high capacity municipal water wells, we have more than 30 years of experience designing efficient wells that are built to last.

Water Resource Management

From shallow piezometers to high capacity municipal water wells, we have more than 30 years of experience designing efficient wells that are built to last.

Managed Recharge

Bringing innovative ideas to groundwater replenishment via spreading basins and inj ection wells.
“Our mission is to provide clients with sound hydrogeologic analysis and technical expertise for developing effective and sustainable water resource solutions.”
Thomas Harder & Co.

Our Mission

Our Solutions Are:
  • Customer oriented
  • Developed with honesty and integrity
  • Based on sound hydrogeologic principles
  • Developed in an environment of teamwork that fosters creativity and innovation
  • Delivered efficiently and in a manner that is understandable, useful and effective at addressing the issue at hand
We provide professional hydrogeological and engineering services for design, inspection, and construction management of your planned new water supply wells.
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Let us present a proposal for your consideration.

Project Portfolio

Beaumont Basin

Beaumont Basin

Beaumont Basin Watermaster Model

Beaumont Basin Watermaster Model

Big Bear Department of Water Groundwater Management

Big Bear Department of Water Groundwater Management

Gobernadora Conjunctive Use Model

Gobernadora Conjunctive Use Model

Tule Subbasin SGMA Support

Tule Subbasin SGMA Support

Irvine Ranch Water District Poseidon Injection Well Model

Irvine Ranch Water District Poseidon Injection Well Model

Big Bear Wells

Big Bear Wells

Lewis Homes Chino Dewatering Model

Lewis Homes Chino Dewatering Model

Drought Relief Project Wells

Drought Relief Project Wells

Rosedale-Rio Bravo Water Storage District Kern Water Bank

Rosedale-Rio Bravo Water Storage District Kern Water Bank

Shay Pond Model

Shay Pond Model

Helendale Community Services District Water Quality Evaluation

Helendale Community Services District Water Quality Evaluation

Pomona & Monte Vista Intertie – Recycled Water Eval

Pomona & Monte Vista Intertie – Recycled Water Eval

Strand Ranch Superior Wells Arsenic Analysis

Strand Ranch Superior Wells Arsenic Analysis

Western Municipal Water District New Clay Well Packer Testing Arsenic Analysis

Western Municipal Water District New Clay Well Packer Testing Arsenic Analysis

Irvine Ranch Water District Talbert Desal Project

Irvine Ranch Water District Talbert Desal Project

Chino Basin Recharge Master Plan

Chino Basin Recharge Master Plan

Inland Empire Utilities Agency Recycled Water Recharge

Inland Empire Utilities Agency Recycled Water Recharge

MWD Technical Advisory Committee

MWD Technical Advisory Committee

Stockdale Integrated Banking Project

Stockdale Integrated Banking Project

Eastern Municipal Water District Wells

Eastern Municipal Water District Wells

Irvine Ranch Water District Well 110 Rehabilitation

Irvine Ranch Water District Well 110 Rehabilitation

Stockdale West Banking Project Wells

Stockdale West Banking Project Wells

Superior Wells Packer Testing

Superior Wells Packer Testing

Our Project Partners

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We’d love to hear about your project goals.
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