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 ...

It’s been a wet spring across Iowa, but water utilities in the Des Moines area are asking people to save water because nitrate levels are high in the Des Moines and Raccoon rivers. The rivers are a ...

Nitrate concentrations, exacerbated by a wet spring that followed years of dry conditions, reached near record highs in Iowa ...

DES MOINES, Iowa (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 ...

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.

Iowans in communities around the state, primarily in central and southern regions, have been told to refrain from watering their lawns, washing their cars and filling swimming pools. Some utilities ...

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 ...