But after that, nitrate levels can climb even higher. This happens because the rain that fell upstream begins to run off into the rivers — from farm fields, through drainage tile and other sources.

OTTUMWA, Iowa — Ottumwa, Iowa, is using a second source of water to combat rising nitrate levels in its drinking water, ensuring safety for its 25,000 residents.

A new study published in the Journal of Plant Ecology has found that temperate forest tree species, regardless of their root symbiosis with either ectomycorrhizal (ECM) or arbuscular mycorrhizal ...

Electrochemically converting the nitrate found in contaminated water into ammonia offers a potentially environmentally friendly solution for both water treatment and developing fossil-free ...

Study links nitrate-contaminated water and ovarian cancer risk. By Avril Silva | 06/25/2025 04:22 PM EDT “Ovarian cancer in particular … doesn’t have great survival,” said one researcher.

State-funded water bottles aid 250 Riverview residents facing toxic groundwater. Wells regularly exceed safe limits for nitrate and uranium, posing health risks. Proposed $12M municipal connection ...

Officials are warning more than half a million Iowans that near-record levels of pollutants in rivers could make drinking water dangerous if immediate steps are not taken to reduce demand.

The city Well 14 exceeded safe nitrate levels, prompting a drinking water advisory. The Tomah Water Division reported a sample collected on May 13 showed nitrate levels at 14.4 mg/L, surpassing the ...

The FBI has arrested a co-conspirator in last month's car bombing outside a Palm Springs fertility clinic, with officials saying he provided large quantities of ammonium nitrate to the suspect ...

Park is accused of shipping 180 pounds of ammonium nitrate to Guy Edward Bartkus, the man authorities state attacked the Palm Springs clinic. Bartkus, who died in the bombing, ...

Federal authorities have arrested a man at JFK airport in New York who allegedly provided bomb ingredients to the suspect responsible for last month’s attack on a fertility clinic in Palm Springs.