EFS was contracted by a client to provide in-situ chemical reduction (ISCR) treatment services for a site in Ohio. The design remedy consisted of the application of EHC® – a reagent consisting of controlled release carbon, zero-valent iron (ZVI), and nutrients for stimulating the chemical reduction process of organic compounds within groundwater – combined with … more »
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Drilling | Nov 25th, 2019
EFS was founded in 1994 with a Geoprobe® Direct Push Sampling System in order to support subsurface environmental investigation, remediation and geotechnical evaluation by our clientele. EFS has the equipment and expertise to provide soil, water, air and waste sampling services throughout the United States. Our staff has experience sampling soil and groundwater at the … more »
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