Month: November 2021

NYSDEC Proposes New Water Quality Guidance Values for Emerging Contaminants

On October 6, 2021, New York State Department of Environmental Conservation (NYSDEC) proposed Released new water quality guidance values (GVs) for emerging contaminants Perfluorooctanoic acid (PFOA), Perfluorooctane sulfonic acid (PFOS), and 1,4-Dioxane (1,4-D). The new guidance values are established in a draft addendum to Technical and Operational Guidance Series (TOGS) 1.1.1: Ambient Water Quality Standards and Guidance …

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New Phase 1 Standard is Approved by ASTM Governing Body!

The ASTM E1527-21 is now official! It was approved  on November 1st after three years of development. I served as the co-chair of the legal sub-committee. Among the changes: Key terminology revisions: The terms “Recognized Environmental Condition” (REC); “Controlled Recognized Environmental Condition” (CREC); and “Historical Recognized Environmental Condition (HREC) have been strengthened to reduce misclassifications of …

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