After a 2014 water crisis in Toledo, which left 500,000 customers without water, the city knew it needed to respond better to Lake Erie algae blooms. Here's how monitoring, treatment and public relations efforts have kept the city's water safe.

For water utilities, zebra mussels can become more than just a nuisance. Find out how cities across the country are controlling this invasive species, and learn more about some of the monitoring programs in place.

Along the Mississippi River, two water treatment plants are experimenting with mussels to detect contaminants in raw water. Could these mollusks become our best early-warning system?

On Aug. 5, an EPA team working at a Colorado gold mine accidentally released 3 million gallons of wastewater into the nearby river. Now, that water is headed toward New Mexico.

In this week's water and wastewater news, water customers get an unpleasant surprise in their tap water, Lake Erie water intakes test positive for microcystin and Texas drought restrictions return.