The Pennsylvania Department of Environmental Protection (“PADEP”) published guidance regarding registering and permitting storage tanks that contain perfluorooctanoic acid (“PFOA”), perfluorooctanesulfonic acid (“PFOS”). This...more
As discussed in a previous post, the United States Environmental Protection Agency (EPA) proposed a National Primary Drinking Water Regulation to establish maximum contaminant levels for six different PFAS compounds:...more
On March 14, 2023, the United States Environmental Protection Agency (EPA) announced the proposed National Primary Drinking Water Regulation (NPDWR) for six PFAS. The public comment period will be open for sixty (60) days...more
Pennsylvania’s new “Safe Drinking Water PFAS MCL Rule” became effective on January 14, 2023, upon the publication of the new regulations in the Pennsylvania Bulletin. As discussed in a previous post, this rulemaking...more
On September 6, 2022, the United States Environmental Protection Agency (EPA) published in the Federal Register its proposal to designate perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), including their...more
On June 15, the United States Environmental Protection Agency (EPA) announced its issuance of lifetime drinking water health advisory levels (HALs) for four per- and polyfluoroalkyl substances (PFAS): perfluorooctanoic acid...more
On March 3, 2022, the U.S. Environmental Protection Agency (“EPA”) released its 2020 Toxics Release Inventory (“TRI”) National Analysis report. EPA’s report analyzes the most recent Toxic Release Inventory (“TRI”) data and...more
This past August, EPA published Draft Method 1633 – Analysis of Per- and Polyfluoroalkyl Substances (“PFAS”) in Aqueous, Solid, Biosolids, and Tissue Samples by LC-MS/MS. Once, finalized, this single laboratory validated...more
As we’ve discussed in prior posts, per- and polyfluoroalkyl substances (PFAS) have historically been an important component of aqueous film forming foam (AFFF) products that are used for training and fire suppression. As...more