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.

DES MOINES, Iowa — Nitrate milligrams per liter has become a phrase central Iowans are all too familiar with this year as Central Iowa Water Works has had a mandatory restriction in place for lawn ...

KCCI EIGHT NEWS, IOWA’S NEWS LEADER. YOU HAVE QUESTIONS ABOUT THE QUALITY OF THE WATER THAT COMES OUT OF YOUR TAP. AND WE ARE WORKING TO ANSWER ALL OF THEM. SO HERE’S ONE THAT WE’VE BEEN ASKED A LOT.

It's been a summer of concerns over nitrates in bodies of water with some of Iowa's rivers testing above safe levels. Now, Linn County’s chapter of the Izaak Wa ...

On this week's edition of KCCI Close Up, chief political reporter Amanda Rooker and investigative reporter Suzanne Behnke talk about the ongoing problems with Iowa's water sources, including high ...

Nitrate levels in the Raccoon River are the highest they have been since 2013, forcing local officials in central Iowa to enact a lawn watering ban for the first time. The stage three water shortage ...

Des Moines Water Works spent over $1 million to treat near-record nitrate levels this summer that necessitated a law-watering ban A study is underway to determine the best approach for expanding ...

The Des Moines River winds through agricultural land in Boone County. Nitrate levels reached 16.66 milligrams per liter in the Des Moines River June 12 and 19.39 mg/L in the Raccoon River June 9. With ...

Local officials warned more than half a million Iowans in the state's capital city and suburbs on Thursday that near-record levels of pollutants in its rivers could make drinking water dangerous if ...