An Iowa watchdog group says the EPA has stalled, or even scuttled, a nitrate review tied to health risks in drinking water.

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LINCOLN, Neb. (WOWT) - How many nitrates are in your drinking water? The state is offering drinking water well owners the opportunity to find out exactly. The Nebraska Department of Environment and ...

AMES, Iowa — A team of researchers at Iowa State University is developing a new way to test for nitrates in difficult-to-reach areas. The technology includes making use of a drone. The project ...

A federal judge has granted a preliminary injunction requested by the Environmental Protection Agency that will force Granger-area dairies to test for nitrates in nearby residential drinking water.

VIROQUA, Wis. (WKBT) — Health officials in Vernon County say they are now certified by the Wisconsin DNR to test drinking water for nitrates at their in-house lab. Nitrates are the most common ...

Gov. Mark Dayton unveiled a revised measure on March 6 to reduce elevated nitrate levels in water supplies that includes restrictions on the application of farm fertilizers in the fall, his ...