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The drinking water of 14 communities, over 170,000 individuals, and over 150 square miles was contaminated through 3M's improper disposal of chemicals. [ 6 ] [ 1 ] Some of these communities include Lake Elmo, Oakdale, Bayport, West Lakeland Townships, Lakeland, Lakeland Shores, St. Paul Park, Newport, and Woodbury.
Groundwater pollution (also called groundwater contamination) occurs when pollutants are released to the ground and make their way into groundwater.This type of water pollution can also occur naturally due to the presence of a minor and unwanted constituent, contaminant, or impurity in the groundwater, in which case it is more likely referred to as contamination rather than pollution.
Topsoil runoff from farm, central Iowa (2011). Water pollution in the United States is a growing problem that became critical in the 19th century with the development of mechanized agriculture, mining, and manufacturing industries—although laws and regulations introduced in the late 20th century have improved water quality in many water bodies. [1]
This is especially concerning as treated wastewater is expected to make up an increasing proportion of drinking water supplies as climate change-fueled drought shrinks water sources, Ruyle told CNN.
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Water testing by the city showed elevated levels of lead at roughly half of the schools in Newark. City and state officials blamed poor internal plumbing and maintenance as the cause. Beginning in 2017, the State of New Jersey mandated some cities test their water twice a year for contaminants and carcinogens instead of once every three years.
Between 1975 and 1985, the water supply of Marine Corps Base Camp Lejeune was contaminated with trichloroethylene and other volatile organic compounds. [10]In 1986, and later again in 2009, 2 plumes containing trichloroethylene was found on Long Island, New York due to Northrop Grumman's Bethpage factories that worked in conjunction with the United States Navy during the 1930s and 1940s.
Water pollution (or aquatic pollution) is the contamination of water bodies, with a negative impact on their uses. [1]: 6 It is usually a result of human activities. Water bodies include lakes, rivers, oceans, aquifers, reservoirs and groundwater. Water pollution results when contaminants mix with these water bodies. Contaminants can come from ...