The Environmental Working Group (EWG) has updated its database on tap water in the United States, revealing where testing has detected potentially deadly pollutants in the nation’s water systems. First published in 2005, the database was most recently updated in 2018. “We’re collecting testing data from almost 50,000 water utilities nationwide,” said Sydney Evans, a science analyst with EWG, in an interview with The Epoch Times. In just one state—Illinois—EWG’s database shows that many water utilities exceeded the legal limits of arsenic, radium, and total trihalomethanes (TTHMS), among other chemicals. In its entry for the City of Chicago’s water system,...