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Nitrate levels above 10 mg/L (10 ppm) in groundwater can cause "blue baby syndrome" (acquired methemoglobinemia). [18] Drinking water quality standards in the European Union stipulate less than 50 mg/L for nitrate in drinking water. [19] The linkages between nitrates in drinking water and blue baby syndrome have been disputed in other studies.
Des Moines Water Works its asking its 600,000 customers to not water their lawns, saying it will be unable to meet federal limits on nitrate levels with rising concentrations in the Des Moines and ...
Potential sources of well water contamination. Approximately 13 million households in the US get their drinking water from privately owned wells. [104] Private wells are not regulated by EPA. [18] In general, private well owners are responsible for testing their wells, and some states provide guidance and technical assistance on testing. [105 ...
The water in the Des Moines River is near the maximum legal level of nitrate concentrations for drinking water, and the EPA has declared much of the fish in the river unsafe to eat. [ 9 ] Nitrate concentration estimations were made from 1980 to 2010 at a site of the Mississippi River above the Old River Outflow Channel, which is also known as ...
One in five tap water samples collected from private wells by USGS researchers between 2016 and 2021, the most recent collections cited in the USGS Tap Water Survey, tested positive for at least ...
Water levels in wells across Texas are running low because of the extreme drought, groundwater experts say. Drought conditions in the state are getting worse by the week.