On August 14, 2002, U.S. District Judge Sam E. Haddon signed the Mine Flooding Consent Decree between the Atlantic Richfield Company (Arco), the Montana Resources Group (MR), the U.S. EPA, the State of Montana (DEQ) and the U.S. Department of Justice. The Consent Decree was released for public review on March 26, 2002, with a May 4 deadline to submit […]

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A Consent Decree (CD) is a legal document, approved by a judge, that formalizes an agreement reached between EPA and Potentially Responsible Parties (PRPs) through which PRPs will conduct all or part of a cleanup action at a Superfund site; cease or correct actions or processes that are polluting the environment; or otherwise comply with EPA initiated regulatory enforcement actions […]

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Consent Decree Announced


Pitwatch Issue Volume 7, Number 1 In March 2002, the Atlantic Richfield Company (ARCO) and Montana Resources (MR) agreed to sign a Consent Decree, a legally binding document that will be entered in federal court. The Consent Decree requires these companies to reimburse EPA and DEQ for past costs, and pay now for future oversight costs. It also guarantees that […]

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PitWatch Issue Volume 3, Number 2 The Montana Bureau of Mines and Geology has issued a 15-year report containing water-level data collected from all of the mine flooding monitoring points from 1982 to 1997. The comprehensive document also includes numerous graphs, maps, and historic photographs, plus explanations of the various areas that comprise the Butte Mine Flooding Superfund Site. To […]

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The Record of Decision (ROD) is a public document that explains which cleanup alternatives will be used to clean up a Superfund site. The ROD for sites listed on the NPL (NPL Site Listing Process) is created from information generated during the Remedial Investigation/Feasibilty Study (RI/FS). The ROD for the Butte Mine Flooding Operable Unit, which includes the Berkeley Pit, […]

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