Hargis Projects


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Projects by Hargis Environmental Professionals

Hargis environmental professionals provide turnkey program support from science to compliance. We are committed to exceptional client service by knowing your business, earning your trust, and building enduring relationships. See how we’ve helped clients just like you complete projects on-time, on-budget, and with no surprises.


Per – and Polyfluoroalkly Substances (PFAS) Contamination Investigation and Remedial Design

The Tucson Central well field serves as the primary drinking water supply for over 65,000 people and the sole alternate drinking water supply for 600,000 people. When threatened by PFAS contamination, a team of experts worked closely with the Arizona Department of Environmental Quality to investigation, characterize, and begin remediation of efforts to ensure a safe and sustainable water supply. Read more | Download PDF

RCRA Remediation and Monitoring, Aerospace and Defense Industry

When managing environmental liabilities and due diligence for aerospace sites around the globe, Engineering Managers rely on technical consultants they can trust to mitigate long-term risk. Read more | Download PDF

Strategic Replacement of Water Production Wells

Poorly producing or damaged irrigation wells cause an unnecessary strain on drought stricken communities. See how the hydrogeologists at Hargis are helping an Arizona irrigation district with replacement wells to satisfy water demands. Read more | Download PDF

Navigating the Superfund Cleanup Process

Through an extraordinary collaborative partnership, Hargis consultants assisted with the remediation of lead contaminated soil and VOCs in the groundwater. The complex remediation strategy included soil excavation, pump and treat, and monitored natural attenuation. Read more | Download PDF

Environmental Remediation on Native Lands

Over 56 million acres of land are held in trust by the United States for various Native American tribes and individuals. Environmental investigations and remediation on Native lands requires a unique set of qualifications. Read more | Download PDF

Remediation System Upgrade for Improved Mass Recovery

O&M oversight isn’t about keeping the status quo. See how Hargis engineers increased runtime by 94% and mass removal by more than 1500% for a former aerospace manufacturing facility impacted with volatile and semi-volatile organic compounds. Read more | Download PDF

RCRA Closure at a Former Manufacturing Facility

Monitored Natural Attenuation is often a successful and cost-effective remedial approach. See how MNA is being used to remediate groundwater following in situ source remediation at a former manufacturing site. Read more | Download PDF

In-Situ Bioremediation of VOCs in Groundwater

Initial site investigations for this former southern California manufacturing site found the soil and groundwater had been impacted by volatile organic compounds, including trichloroethylene and tetrachloroethylene. Read more | Download PDF