You've got questions about Central Iowa's water since officials have banned commercial and residential lawn watering due to ...

Nitrates, fecal bacteria, sediment and other pollutants in the Des Moines and Raccoon rivers threaten safe drinking water for ...

A highly anticipated two-year water quality study by Polk County was released Tuesday, confirming that the nitrate in the ...

For what's apparently the first time since Central Iowa Water Works imposed an unprecedented lawn-watering ban June 12, ...

A new report commissioned by Polk County says that agriculture is the driving factor of high pollution levels in area rivers ...

Central Iowa Water Works lifts ban on companies installing sod. But it keeps prohibition on lawn watering for 600,000 Des ...

Nitrate levels remain elevated in the Des Moines and Raccoon rivers, two of the drinking water sources for Central Iowa Water ...

Nitrate levels in Iowa's Raccoon River are at their highest since 2013. Lawn watering ban is trying to prevent more restrictions and keep water safe.

The Raccoon River in Des Moines is considered impaired, due to high nitrate levels, although studies show that level slightly decreasing since 1987. Altogether, Iowa has 479 impaired rivers, lakes ...

As near-record nitrate levels strain water supply, Central Iowa Water Works asks residents to slash watering, and ...

Nitrate levels in the Cedar River, which supplies drinking water for Cedar Rapids, have increased in recent days, but remain ...

Farmers need nitrogen fertilizer to grow a good crop of corn. Unfortunately, a lot of that nitrogen often ends up in nearby streams, polluting them with nitrate levels that exceed drinking-water ...