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TECHNICAL ARTICLES
EPA Takes Action to Tighten Perchlorate Regulations for Drinking Water Thumbnail
EPA Takes Action to Tighten Perchlorate Regulations for Drinking Water
Following a court order, EPA is taking action to tighten regulations for perchlorate in drinking water. We explain what EPA is proposing and who could be affected.
Andrew Pawlisz, D.A.B.T.
Using Environmental Tracers in Groundwater Models Thumbnail
Using Environmental Tracers to Improve Groundwater Models
Environmental tracers are naturally occurring constituents in groundwater that can be analyzed to help reveal flow and transport behavior. We review what environmental tracers are and how they are scientifically applied.
Nick Thiros
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COMPANY NEWS
Joliet, Illinois
Trihydro Opens Office in Joliet, Illinois
Trihydro opens a new Joliet, Illinois office, expanding our Midwest presence to better serve clients with engineering and environmental consulting services.
ENR 2024 Top Environmental Firms
ENR Names Trihydro a Top 200 Environmental Firm for the 19th Year in a Row
Engineering News-Record (ENR) ranks Trihydro #128 on its Top 200 Environmental Firms list for 2024.

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