US officially moves to dismantle drinking water PFAS regulations

By Rebecca Trager2026-05-21T14:59:00

Close up of a public drinking fountain with a spout of water flowing out

Source: © JesseMartinWilliams/Getty Images

If finalised, the new rules will remove limits on four substances and give utilities longer to comply with remaining limits

Having announced its intentions in May last year, the US Environmental Protection Agency (EPA) has now formally proposed new rules limiting drinking water levels for six per- and polyfluoroalkyl substances (PFAS).