Iowa’s drought of more than three years has significantly reduced the amount of farm fertilizers in the state’s streams, but that doesn’t guarantee a complete nitrate reprieve for the Des Moines metro ...

Spiking nitrate levels in the Des Moines and Raccoon rivers have prompted Des Moines Water Works to fire up its nitrate removal plant for the first time in five years. The plant ensures water is safe ...

This bioreactor in Gifford is scheduled to go online soon. The bioreactor will remove nitrates from the village’s wastewater stream. It will be the first municipal-operated one in the state. Our ...

Iowa’s largest water utility has begun operating its nitrate removal facility, as nitrate levels have spiked in the rivers that are the source of drinking water to 600,000 customers. “It isn’t as easy ...

DES MOINES (AP) -- A new cleanup system could help end complaints over Des Moines officials dumping nitrates removed from public water supplies back into the river that some southern Iowans must then ...

The Raccoon River is one of the sources of drinking water for Des Moines Water Works. The water utility says nitrate levels in the river are elevated due to a rainy spring, which washes nitrates off ...

Over the past several weeks, nitrate levels in the Des Moines metro's drinking water have been a hot topic of discussion. A lawn watering ban that was implemented June 12 prompted rumors of a ...

Chemist Lisa Morarend explained how ion chromatography is used to measure nitrate and other contaminants in water samples at the Fleur Drive Treatment Plant in Des Moines during a press event Tuesday.

The Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. Nitrate pollution is no longer just some nebulous concept for residents of Iowa’s largest city, and the ...

DES MOINES, Iowa (IOWA CAPITAL DISPATCH) - Iowans in communities around the state, primarily in central and southern regions, have been told to refrain from watering their lawns, washing their cars ...