Treating drinking water to tackle multiple pollutants could prevent more than 50,000 cancer cases in the U.S., a new study ...

Fourteen of 103 water samples collected contained more than 15 parts per billion of lead, legally triggering the notification ...

Eight months past a federal deadline, more than 90 percent of at-risk Chicagoans haven’t been told their drinking water could be unsafe.

Dogs and human inspectors are checking boats for golden mussels at some lakes, but a patchwork of oversight leaves many lakes unprotected.

In the wake of devastating floods that left at least eight dead and hundreds displaced across Southeast Texas in June, the ...