EPA announces proposed drinking water limits for six ‘forever chemicals’
The Environmental Protection Agency for the first time on Tuesday proposed enforceable regulations for “forever chemicals,” also called PFAS, in Americans’ drinking water. The six PFAS are the first new contaminants to be regulated under the Safe Drinking Water Act’s 1996 amendments.
The EPA set a threshold of 4 nanograms per liter for the chemicals PFOA and PFOS in drinking water. It also made a surprise announcement of regulations for four more PFAS together as a mixture: PFNA, GenX chemicals, PFHxS, and PFBS.
These are six of over 12,000 known...