January 21, 2025   On January 15, the U.S. Environmental Protection Agency (EPA) published a risk assessment for sewage sludge contaminated with perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS), two in a class of thousands of chemicals called per- and polyfluoroalkyl substances (PFAS). The risk assessment is the result of EPA’s application of the […]

January 7, 2025   The U.S. Environmental Protection Agency (EPA) announced on January 3 the addition of nine per- and polyfluoroalkyl substances (PFAS) to the Toxics Release Inventory (TRI) chemicals list for reporting year 2025. This addition was formalized in a final rule published in the Federal Register on January 6, 2025.   The TRI

January 2, 2025   Last year proved to be a monumental year of action for the U.S. Environmental Protection Agency (EPA) in addressing per- and polyfluoroalkyl substances (PFAS). In 2024, EPA finalized milestone regulations, proposed numerous others, and issued updated guidance and enforcement orders in furtherance of its PFAS Strategic Roadmap commitment to restrict, remediate,

December 23, 2024   On December 18, 2024, the U.S. Environmental Protection Agency (EPA) finalized a rule amending the regulations that apply to new chemicals review under the Toxic Substances Control Act (TSCA). With the new amendments, certain chemicals identified as persistent, bioaccumulative, and toxic under TSCA will be subject to the full safety review

December 13, 2024   The City of Tucson has filed suit against the United States under several tort claims for contamination of the City’s drinking water aquifer with per- and polyfluoroalkyl substances (PFAS) from Davis-Monthan Air Force Base (DMAFB). The City filed its complaint on December 9 in the U.S. District Court for the District

October 24, 2024   On October 22, the U.S. Environmental Protection Agency (EPA) announced its determination that the U.S. Air Force is in compliance with the Safe Drinking Water Act (SDWA) emergency order EPA issued on May 29, 2024 for per- and polyfluoroalkyl substances (PFAS) contamination in groundwater used to source drinking water for the

October 10, 2024   The U.S. Environmental Protection Agency (EPA) has proposed a rule to add 16 individual and 15 categories of per- and polyfluoroalkyl substances (PFAS), commonly referred to as “forever chemicals,” to the Emergency Planning and Community Right-to-Know Act (EPCRA) Toxics Release Inventory (TRI). Together, these additions would represent over 100 individual PFAS

October 11, 2024   The U.S. Environmental Protection Agency (EPA) has issued its fifth order requiring testing of per- and polyfluoroalkyl substances (PFAS) to PFAS manufacturers under the Toxic Substances Control Act (TSCA). The October 8, 2024 test order comes under EPA’s National PFAS Testing Strategy, and addresses the PFAS 3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl prop-2-enoate, also known as

July 30, 2024   In a significant show of partnership, the United States Environmental Protection Agency (EPA) and the United States Department of the Army (Army or Department) announced on July 26 a joint effort aimed at addressing per- and polyfluoroalkyl substances (PFAS) contamination in drinking water near Army installations.   Under the initiative, EPA

June 3, 2024   On May 29, 2024, the United States Environmental Protection Agency (EPA) issued a unilateral emergency order (Order) to the U.S. Air Force (AF) and Arizona Air National Guard (AANG) pursuant to the Safe Drinking Water Act (SDWA) Section 1431 for per- and polyfluoroalkyl substances (PFAS) contamination from the two parties impacting