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Chemicals & Emerging Contaminants

Arizona Department of Environmental Quality Resources for Public Water Systems

October 2, 2025

This webpage provides information on public water system testing and the ADEQ PFAS Mitigation Plan related to drinking water to address PFAS MCLs established under the EPA National Primary Drinking…

Tagged With: PFAS

Washington State Department of Health Dashboard for Drinking Water Results

October 2, 2025

This online dashboard includes a mapping tool showing PFAS results for drinking water testing at Group A public water system sources, as well as a data table and summary statistics.

Tagged With: PFAS

Michigan Department of Environment, Great Lakes, & Energy PFAS Geographic Information System

October 2, 2025

This online mapping tool features datasets on PFAS sites, areas of interest, water and fish sampling, and more.

Tagged With: PFAS

Vermont Department of Natural Resources PFAS Sampling Inventory

October 2, 2025

This online mapping tool can be customized using 150 different map layers and including PFAS sampling results for waste management and drinking water.

Tagged With: PFAS

Minnesota Pollution Control Agency PFAS Sampling Data for Facilities

October 2, 2025

This spreadsheet includes PFAS sampling data from manufacturing and industrial facilities based on NAICS code.

Tagged With: PFAS

PFAS Tracking Required Under TURA

October 2, 2025

This webpage lists important dates for PFAS tracking and reporting under the Toxics Use Reduction Act.

Tagged With: PFAS

Colorado Department of Public Health and Environment List of Class B Firefighting Foam Facilities

October 2, 2025

This webpage lists registered facilities in the state and provides information on their volume of Class B firefighting foam containing PFAS.

Tagged With: PFAS

North Dakota Department of Environmental Quality Statewide PFAS Studies

October 2, 2025

This webpage provides PFAS sampling reports for the state for 2018-2023 and well as other PFAS resources.

Tagged With: PFAS

New Hampshire Department of Environmental Services Status Report on the Occurence of PFAS Contamination

October 2, 2025

This status report provides a summary of PFAS information available at two PFAS sites and presents PFAS data for public drinking water supplies and groundwater data compiled from known PFAS…

Tagged With: PFAS

Colorado Department of Public Health and the Environment Policy for Interpreting the Narrative Water Quality Standards for PFAS

October 2, 2025

This policy assists the Water Quality Control Division in implementing the commission’s water quality standards and regulations.

Tagged With: PFAS

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Email: ecos@ecos.org
Tel 202-266-4920
Fax 202-266-4937

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