‘Not a finish line’: For water providers, new PFAS rule is first step | HeraldNet.com The EPA’s new rule only applies to water suppliers that serve 15 or more residents, known as “Group A” water systems. At least 1 million Washington residents have private wells or use smaller water suppliers, called “Group B” systems. The Safe Drinking Water Act doesn’t protect these wells, some of which are near Harrington Lagoon. Those wells also likely have PFAS contamination, Lovie said. “They’re not eligible for any of the loans or grants that Group A water systems can get to take care of … Continue reading ‘Not a finish line’: For water providers, new PFAS rule is first step