The EPA spent months quietly warning state regulators of the lack of corrosion controls for Flint’s water supplies. The EPA told the state it needed to use chemical treatments to prevent lead lines and plumbing from getting into Flint’s drinking water, but the agency did nothing to publicize its concerns over the city’s water despite the state’s refusal to control against lead poisoning.
The Water and Sanitation Division of the county’s Special Districts Department sent a letter to Oak Hills residents in County Service Area 70J reporting that higher levels of hexavalent chromium have been discovered in the water system, which “violated a drinking standard.”
A sophisticated study blending 35 years of well contamination tests shows high levels of toxic nitrate is turning up a little less frequently in Dane County-area drinking water.
Flint Mayor Karen Weaver said Thursday replacing her city’s myriad lead-leaching water pipes could cost as much as $1.5 billion, while the state’s top health official deemed Flint’s water unsafe to drink without filtration.
“The nutrient phosphorus has long been regarded as the key to algal growth in freshwater systems. However our results show that both phosphorus and nitrogen are equally important for growth of algae,” study authors Stefanie Mueller and Simon Mitrovic of Sydney’s University of Technology explained in a statement.
MLGW and Shelby County’s suburbs are pumping about 220 million gallons a day out of the Memphis Sand. We use water from the Memphis Sand to make sweet tea and craft beer. We use it to cook and clean and flush. We use it to water our lawns and crops, put out fires and manufacture everything from medical devices to air conditioners to toilet paper.
The Fundão dam, operated by the mining company Samarco, collapsed first and spilled into the Santarém dam and waste from both began to flow to nearby cities and into a vital river. The toxic mud wave, which has been slowly traveling down the Rio Doce for several weeks, has now reached the Atlantic, adding a dangerous mix of arsenic, zinc, copper, mercury, and other substances to the water during its 500-kilometer journey.
Citizens of Bangladesh have been suffering from the consequences of arsenic poisoning for years. This situation is often referred to as one of the largest mass poisonings of all time.
A presentation by a Moorestown utility director and an engineer included plans to replace multiple water mains throughout town and upgrade several water treatment plant systems – such as the closed Hartford Road plant and the Kings Highway plant – and address the presence of an unregulated contaminant.
People packed a village meeting in Hoosick Falls Tuesday night after receiving a notice their water might be contaminated.
Manufacturing plant Saint Gobain announced on Tuesday that water samples near its site tested positive for a chemical called PFOA.
Wisconsin residents can take a number of steps to make sure their drinking water is safe. The city of Milwaukee is considered a national leader in testing for contaminants in its drinking water. But thousands of Milwaukee children are diagnosed each year with lead poisoning, which some researchers say could be at least partially due to drinking water tainted with lead.