Key drinking water issues include problems caused by specific contaminants, such as the gasoline additive methyl tertiary butyl ether (MTBE), perchlorate, and l

The Safe Drinking Water Act (SDWA) is the key federal law for protecting public water supplies from harmful contaminants. First enacted in 1974 and substantiall

Much progress has been made in assuring the quality of public water supplies since the SDWA was first enacted in 1974. However, an array of issues remain. Conte