Extreme weather spurred by climate change, including droughts and heavy rains, may increase the risk of nitrates from ...

EPA says parts of Des Moines, Raccoon, Iowa, Cedar and S. Skunk rivers should be added to Iowa's impaired waters list because ...

"There's always some level of nitrates, even in the dead of winter," Hesemann said of the Cedar River. There is an existing ...

posing drinking water risks. Nitrate levels from these events exceeded EPA safety limits, highlighting the need for real-time nitrate monitoring to protect Central Valley water supplies. Heavy rains ...

Iowa’s major urban drinking water supplies are contaminated with levels of toxic nitrates, linked to cancer, that exceed ...

and lower nitrate levels. Typically, if you have a high clay content soil, a heavy soil, it will get wetter quicker, and most ...

The nitrate concentration in the shallow groundwater exceeded the U.S. Environmental Protection Agency maximum contaminant level of 10 milligrams per liter for drinking water. “In California, we often ...

Several Kansas counties are seeing a dramatic increase in groundwater contamination. The region’s nitrate pollution comes ...

The nitrate concentration in the shallow groundwater exceeded the U.S. Environmental Protection Agency maximum contaminant level of 10 milligrams per liter for drinking water. “In California ...