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Water contamination in Lawrence and Morgan Counties, Alabama, revolves around the presence of perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS) in the water supply. After the US Environmental Protection Agency (EPA) released new health advisories in March 2016, there was concern over health risks of the levels of PFOA and ...
In 1949, 3M began producing PFOS-based compounds by electrochemical fluorination. [5] In 1968, organofluorine compounds were detected in the blood serum of consumers, and in 1976, perfluorooctanoic acid (PFOA) or a related compound such as PFOS were suggested as components.
15 June 2022 The EPA issued interim updated drinking water health advisories for PFOS and PFOA, drastically lowering previous levels from 70 ppt for both to 0.02 ppt for PFOS and 0.004 ppt for PFOA. The agency also issued final health advisories for HFPO-DA and its ammonium salt GenX at 10 ppt and for PFBS at 2000 ppt. [ 120 ]
In November 2017 the New Jersey Department of Environmental Protection announced plans to develop its own drinking water standards for PFOA. [76] New Jersey published a standard for perfluorononanoic acid (PFNA) in September 2018, the first state to do so. [77] The state set the MCL at 13 parts per trillion (ppt). [78]
People who lived in the PFOA-contaminated area around DuPont's Washington Works facility were found to have higher levels of PFOA in their blood from drinking water. The highest PFOA levels in drinking water were found in the Little Hocking water system, with an average concentration of 3.55 parts per billion during 2002–2005. [ 14 ]
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The United States Environmental Protection Agency has published non-enforceable drinking water health advisories for PFOA and PFOS. [138] [139] In March 2021 EPA announced that it would develop national drinking water standards for PFOA and PFOS. [140] Drinking water utilities are required to monitor PFAS levels and may receive subsidies to do so.
1. McDonald’s (2024) McDonald’s is currently in full-blown damage control as sales drop across multiple locations, with the largest fast-food chain the country being at the center of one of ...
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