Nitrate levels in central Iowa rivers are unusually high for January, prompting early water treatment and raising concerns ...

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) — Local officials warned more than half a million Iowans in the state’s capital city and suburbs on Thursday that near-record level of pollutants in its rivers could make ...

Nitrate levels in the Raccoon River dropped below the federal drinking water limit for the first time since a lawn-watering ban was implemented on June 12. Heavy rainfall is believed to have ...

EIGHT NEWS. IOWA’S NEWS LEADER. WELL, STAYING ON THE TOPIC OF WATER, THE NITRATE LEVELS IN THE DES MOINES AND RACCOON RIVERS ARE DROPPING. GREAT NEWS. YESTERDAY, THE LEVEL IN THE DES MOINES RIVER WAS ...

Nitrate levels in the Des Moines and Raccoon rivers have dipped below the EPA limit of 10 milligrams per liter, but the lawn watering ban remains in effect. But Central Iowa Water Works needs ...

New research from Edith Cowan University (ECU) and the Danish Cancer Research Institute (DCRI) investigated the association ...

FILE - A sign is seen on a pipe in the Nitrate Removal Facility at the Des Moines Water Works treatment plant, May 16, 2013, in Des Moines, Iowa. (AP Photo/Charlie Neibergall, File) DES MOINES, Iowa ...