And many are pumping out water that’s high in nitrate, the state testing shows. Some 40% of private wells tested in the past ...

Today much more is known about how the human body reacts to excess nitrate in drinking water. It can lead to methemoglobinemia, and can also result in elevated resting heart rate, weakness ...

In 2022, University of Nebraska Medical Center researchers published a study showing a correlation between rural areas with high levels of nitrate in water and high rates of childhood cancer.

Nitrate runoff from farms pollutes streams and lakes, some of which supply drinking water for nearby communities. Nitrates also are carried down major rivers like the Mississippi to the Gulf of ...