What is PFAS?

It is an abbreviation for per- and polyfluoroalkyl substances which are manmade chemicals used in metal plating and a wide variety of consumer products including fire-suppressing foam, carpets, paints, polishes and waxes. The most studied types of PFAS are perfluorooctanoic acid (PFOA) and perfluoroctanesulfonic acid (PFOS). Other monitored PFAS are for PFNA, PFHxS, and PFBS.

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1. What is PFAS?
2. What is being done to protect our drinking water from PFAS?
3. What are the advisory levels of PFAS?
4. Has there been any detection of PFAS from the source-water being used by ACWWA?
5. How does the Colorado Department of Public Health and Environment (CDPHE) regulate PFAS?