Elevated nitrate levels in the Des Moines and Raccoon rivers prompted Central Iowa Water Works to start up its nitrate removal system this month. A network of water quality sensors shows a similar ...

After decades of farm and food processing pollution contaminating groundwater in northeast Oregon, state regulators are ...

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 ...

Nitrate concentrations, exacerbated by a wet spring that followed years of dry conditions, reached near record highs in Iowa rivers this summer. Concentrations are typically elevated in the summer.

DES MOINES, Iowa (AP) – For much of last year, Iowa’s most pressing agricultural problem was a drought that baked farm fields and parched crops, turning them brown and crumbly. Then the skies finally ...

INVESTIGATION. GREW UP IN THE COUNTY. THREE ALMONDS, GRAPES AT ONE TIME, ALMONDS ALL AROUND. NOW MARTHA LLORENS LIVES IN THE SHADE OF ALMOND TREES IN THE HOUSE WHERE SHE GREW UP. IT WAS NICE BACK THEN ...

The U.S. Environmental Protection Agency, reversing a Trump-era decision, is restarting a human health assessment of nitrate and nitrite, a move that has potentially far-reaching regulatory ...

In a Jan. 12 release, the Minnesota Department of Agriculture asked for evidence-based feedback on whether the rule, adopted ...

Public water systems, including those in small towns like Creighton, have spent millions to get their nitrate levels down. They have drilled new wells, blended water with a nearby water system, ...

The connection between what happens on the surface and what happens underneath was explained in a recent webinar focusing on ...