U.S. EPA released the first set of data collected by public water systems (PWS) pursuant to the Fifth Unregulated Contaminant Monitoring Rule (UCMR 5). UCMR 5 required PWS serving more than 10,000 customers to sample for 29...more
Almost two years to the date after U.S. EPA issued its regulatory determination for contaminants on the forth Contaminant Candidate List, U.S. EPA has issued its draft rule setting drinking water limits for several PFAS...more
3/15/2023
/ Comment Period ,
Contamination ,
Drinking Water ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Hazardous Substances ,
PFAS ,
Proposed Rules ,
Public Comment ,
Public Health ,
Safe Drinking Water Act
On November 2, 2022, U.S. EPA released the pre-publication version of the fifth contaminant candidate list (CCL 5) containing 66 chemicals, 12 microbes, and three chemical groups (per- and polyfluoroalkyl substances (PFAS),...more
U.S. EPA issued its long anticipated interim updated drinking water health advisories for perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS) that replace previous U.S. EPA health advisories for these per-...more
6/16/2022
/ CERCLA ,
Contamination ,
Discharge of Pollutants ,
Drinking Water ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Hazardous Substances ,
New Guidance ,
PFAS ,
Public Health ,
Toxic Chemicals ,
Toxic Exposure
On May 18, 2022, U.S. EPA updated its Regional Screening Level tables to include five new per- and polyfluoroalkyl substances (PFAS). The five new PFAS compounds added to the RSL tables are hexafluoropropylene oxide dimer...more
5/20/2022
/ CERCLA ,
Contamination ,
Discharge of Pollutants ,
Drinking Water ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Hazardous Substances ,
PFAS ,
Public Health ,
Toxic Chemicals ,
Toxic Exposure
On December 20, 2021, U.S. EPA finalized its Fifth Unregulated Contaminant Monitoring Rule (UCMR) that will require public water systems (PWS) to collect monitoring data for 29 per- and polyfluoroalkyl substances (PFAS) and...more
12/22/2021
/ Contamination ,
Data Collection ,
Discharge of Pollutants ,
Drinking Water ,
Enforcement Guidance ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Hazardous Substances ,
PFAS ,
Public Health ,
Regulatory Reform ,
Toxic Chemicals ,
Toxic Exposure
On Monday, October 18, 2021, U.S. EPA released its PFAS Strategic Roadmap (Roadmap) outlining the agency’s three-year strategy for addressing per- and polyfluoroalkyl substances (PFAS). The Roadmap acknowledges that U.S. EPA...more
10/19/2021
/ CERCLA ,
Contamination ,
Drinking Water ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Hazardous Substances ,
NPDES ,
PFAS ,
Public Health ,
Regulatory Reform ,
Toxic Chemicals ,
Toxic Exposure