ECOS acknowledges EPA’s proposed regulations for six PFAS in drinking water and commits to partnering with EPA and other federal agencies.
Chemicals & Emerging Contaminants
ECOS Paper: Processes and Considerations for Setting State PFAS Standards, 2023 Update
In recent years, federal, state, and international authorities have established various health-based regulatory values and evaluation criteria for a number of specific per- and polyfluoroalkyl substances (PFAS) in response to…
Virginia Coordinates PFAS Response in Watershed, Offers Story Map on Effort
In 2021, Newport News Waterworks alerted the Virginia Department of Quality (DEQ) to elevated PFAS concentrations in the Middle Chickahominy River watershed. In response, DEQ, the Virginia Department of Health,…
ECOS, ACWA, ASDWA, & ASTSWMO Joint Letter on Changes to PFAS Reporting Requirements
ECOS, ACWA, ASDWA, and ASTSWMO commented on U.S. EPA’s proposed rule on Changes to Reporting Requirements: Per- and Polyfluoroalkyl Substances and to Supplier Notifications for Chemicals of Special Concern; Community…
ECOS Press Release on ECOS Reports: PFAS in Biosolids and State Research Needs
Two major reports identify state efforts and opportunities for action on PFAS in biosolids and detail the results of ERIS’ survey of state research needs.
PFAS in Biosolids: A Review of State Efforts & Opportunities for Action
For years, states have been actively working to address per- and polyfluoroalkyl substances (PFAS) contamination in a variety of environmental media. One recent challenge is the management of solids, which…
Hawaii Updates PFAS Environmental Action Levels
The Hawaii Department of Health (HDOH) in December updated its PFAS Environmental Action Levels (EALs). The updates include adding soil and groundwater action levels for 6:2 Fluorotelomer sulfonate (an action…
Pennsylvania Sets PFAS Maximum Contaminant Level
Pennsylvania on January 14 published its final Maximum Contaminant Level (MCL) rule, setting limits of 14 parts per trillion (ppt) for PFOA and 18 ppt for PFOS in drinking water.…
Arizona Pilots Innovative Program on PFAS Firefighting Foam
In December 2022, the Arizona DEQ launched its “take-back and replace” pilot program to assist fire departments with removing, disposing of, and replacing firefighting foam containing PFAS at no cost.
ECOS Press Release on PFAS in Biosolids
ECOS announces efforts to survey its members on PFAS in biosolids and coordinate with NASDA, U.S. EPA, and USDA.
