Morrow County is in the midst of a water emergency after extremely high levels of nitrates were found in well water used by ...

With a peak reading of 994 milligrams of nitrates per litre of drinking water, Delhi fared as the fifth worst-affected state ...

Researchers explain how nitrate from farming and fish ponds moves through water and pollutes freshwater lakes.

Nitrate pollution has become one of the most widespread water quality challenges in intensively farmed regions around the ...

Nitrate pollution has become one of the most widespread water quality challenges in intensively farmed regions around the world, threatening drinking ...

In a snow-covered field north of Des Moines, Lee Tesdell’s sheep seem comfortable, grazing in a paddock of Kernza, a ...

Luis Arevalo fears his grandson will never be able to drink water straight from the tap because of the nitrate in the local water supply.

Experts said the main water quality issues in the Quad Cities are nitrates and lead pipes affecting drinking water, which can ...

As nitrates creep up in some Canterbury drinking water supplies, dairy farmers are striving to limit nitrate leaching and ...

The Iowa Farm Bureau has released a statement claiming that the state's waterways are becoming cleaner, despite evidence that ...

What if, instead of taking a water or soil sample to the lab, you could take the lab to the sample? That's what a team of researchers reporting in ACS Sensors did with a new nitrate-monitoring "lab-on ...

The agency yanked seven rivers off a list of polluted waterways as the state's largest water provider grapples with high ...