Tag: manure
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EPA Restarts Assessment of Health Risks from Nitrate in Water
The agency will evaluate the hazards from agriculture’s primary water pollutant. Farming regions in northeastern Nebraska and elsewhere have some of the highest concentrations of nitrate in streams and groundwater due to decades of fertilizer use. Photo © J. Carl Ganter/Circle of Blue. The U.S. Environmental Protection Agency, reversing a Trump-era decision, is restarting a…
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Membrane technology to address excess water problem on Washington dairy
“We really don’t have a nutrient problem; we have a water problem,” states Galen Smith, partner and general manager of Coldstream Farm LLC in Deming, Washington. With their new 50-stall rotary parlor that has the capacity to milk 2,200 cows three times a day, Smith says their goal is to maximize the use of this…
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Elevated Nitrate Levels Found in Millions of Americans’ Drinking Water
Photo: Steve Johnson / Flickr Public water systems serving more than 5.6 million Americans contain concentrations of nitrate at levels found to cause health problems, including cancer and birth defects, according to a new study published in the journal Environmental Health. Systems serving Hispanic populations tended to have the highest levels of nitrate in drinking…
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On-farm Treatment Options for Wastewater, Greywater and Fecal Sludge
Fecal contamination of urban and peri-urban water bodies is a major health issue in most low- and middle-income countries, where population growth exceeds the rate of development of wastewater or fecal sludge collection and treatment infrastructure. While the expansion of sewer systems and treatment capacity remain a high priority for municipal authorities, there are opportunities…
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Hurricane Florence breaches manure lagoon, coal ash pit in North Carolina
RALEIGH, N.C. — Flooded rivers from Florence’s drenching rains have swamped coal ash dumps and low-lying hog farms, raising pollution concerns as the swollen waterways approach their crests Monday. North Carolina environmental regulators say several open-air manure pits at hog farms have failed, spilling pollution. State officials also were monitoring the ongoing threat from the…
