The Central Valley water board’s first nitrate management zone order starts a decades-long cleanup effort around Modesto, ...

Donna Rasmussen, a former administrator for the Fillmore County Soil and Water Conservation District, uses an ultraviolet spectrophotometer to measure the concentration of nitrates in a water sample ...

BROOKINGS – South Dakota State University Extension is encouraging producers to test the nitrate levels in their forages.

Groundwater contamination from agricultural practices and decreased water levels across the Central Valley have affected disadvantaged communities for decades, with at least 100,000 domestic well ...

Private wells should be tested for nitrate every other year, according to a news release from the Crow Wing Soil and Water Conservation District. Nitrate occurs naturally and at safe and healthy ...

BRAINERD — Crow Wing Soil and Water Conservation District will be hosting free well water nitrate testing events in Brainerd, Garrison and Crosslake in August. Testing events will be Aug. 8 in the ...

Oregon Rural Action's Ana Maria Rodriguez conducts a rapid test on a jar of water brought from Boardman, Ore.., which tested above the federal standard of 10 milligrams per liter. Monica Samayoa / OPB ...

The Food Safety Inspection Agency has notified importers that vegetables are subject to sampling and laboratory testing for ...