Feb 24, 2024 According to reporting in The Guardian, the Environmental Protection Agency has tested one third of United States drinking water systems for PFAS, finding PFAS in water systems that serve 70 million Americans. If contamination rates in this sample of water systems are consistent with rates in water that has not yet been tested, 200 million Americans are likely to have PFAS in their water. This represents 60 of the United States population. The EPA test results are similar to estimates previously released by the nonprofit Environmental Working Group. See full article at: