Clean Water Laws Are Neglected, at a Cost in Suffering Ryan Massey, 7, shows his caps. Dentists near Charleston, W.Va., say pollutants in drinking water have damaged residents’ teeth. Nationwide, polluters have violated the Clean Water Act more than 500,000 times.Credit...Damon Winter/The New York Times Jennifer Hall-Massey knows not to drink the tap water in her home near Charleston, W.Va. In fac