EPA’s PFAS Values Could Drive Strict SDWA Goals Similar To California’s

November 17, 2021
Correction Appended EPA’s recently released draft risk values for the two most studied per- and polyfluoroalkyl substances (PFAS) could result in non-binding public health goals for the chemicals in drinking water similar to the stringent levels California has proposed that fall in the parts per quadrillion -- levels that are below most laboratories’ detection limits. The agency’s draft revised reference doses (RfDs) for perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS) are orders of magnitude lower than EPA calculated in...

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