This joint principles statement from ECOS, NASDA, and U.S. EPA recognizes the unique challenges and uncertainties presented by PFAS in biosolids, and highlights the importance of collaboration among state and…
Publications
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…
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…
ECOS White Paper: Processes and Considerations for Setting State PFAS Standards, 2022 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…
Lessons on State Resilience and Vulnerability to Complex Disasters
Over the past two years of the COVID-19 pandemic, many states have faced hurricanes, floods, extreme heat events, destructive wildfires, as well as other natural disasters and homeland security threats that…
Key Takeaways on Approaches to PFAS Webinar Series
In June and July 2021, ECOS and the Association of State and Territorial Health Officials (ASTHO) collaborated with the American Association for the Advancement of Science’s Center for Scientific Evidence…
ECOS White Paper: Processes and Considerations for Setting State PFAS Standards, 2021 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…
ECOS White Paper: Processes and Considerations for Setting State PFAS Standards
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 poly-fluoroalkyl substances (PFAS) in response to…
EDF/ECOS SGC Report on Pathways for Alternative Compliance
Final Report of the ECOS-EPA Compliance Assurance Workgroup
This report details work of the joint ECOS-EPA Compliance Assurance Workgroup, which worked to find ways to improve the state-federal relationship in the context of compliance assurance.