![]() ![]() As of March, the agency had shut down 23 injection wells that are in aquifers not approved for waste disposal. Last summer, agency officials admitted that for years they had inadvertently allowed companies to inject wastewater from fracking and other oil production operations into hundreds of disposal wells in protected aquifers, a violation of federal law. It cited specific instances in which well integrity and wastewater management related to fracking activities had affected drinking water resources, but it said these instances “were small compared to the large number of hydraulically fractured wells across the country.” ![]() The study did find evidence of problems associated with the procedure, which involves injecting liquids at high pressure into underground formations to extract oil and gas. The Environmental Protection Agency, in a draft report numbering more than 900 pages, said that while fracking operations “have not led to widespread, systemic impacts on drinking water resources, there are potential vulnerabilities in the water lifecycle that could impact drinking water.” into an international leader in oil and gas production but stirred deep concerns about its risks to the environment, has not caused “systemic” damage to drinking water but does pose risks, the federal government concluded Thursday after a detailed, four-year review of the controversial drilling method. Hydraulic fracturing, which has transformed the U.S. ![]()
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