Electrochemically converting the nitrate found in contaminated water into ammonia offers a potentially environmentally ...

For 66 days, tankers have been operating at full capacity to ensure water safety, and for two weeks, central Iowans have been ...

In June 2025, silver nitrate production declined as expected, primarily due to a drop in demand from downstream silver paste and solar cell enterprises. Overall, silver nitrate production fell by 5.8% ...

In the first half of 2025 (H1), the strengthening silver price drove up the capacity valuation of silver nitrate. However, as new capacity entered the market, the processing fee for silver nitrate ...

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

The Environmental Protection Agency has a standard for nitrate of 10 mg per liter. When there's too much of it in water and it's consumed, it could become a health risk for certain populations.

Celebrate the Fourth of July weekend at splash pads, pools and slip-and-slides, says Central Iowa Water Works. But lawn ...

Iowa’s rivers and streams continue to be plagued by nitrates, and the problem is not getting better after years of legislative efforts that tip-toe around the problem. In central Iowa, drinking water ...

Central Iowa’s regional water authority has issued an immediate ban on watering lawns as river nitrate levels threaten to ...

It’s a first for the Central Iowa Water Works, which is worried about maintaining compliance with EPA nitrate standards.

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