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Petroleum firm agrees to pay $5.15 billion to clean up waste

Petroleum firm agrees to pay $5.15 billion to clean up waste

The U.S. Justice Department on Thursday announced that Anadarko Petroleum Corp. had agreed to pay $5.15 billion to clean up hazardous substances dumped nationwide — including radioactive uranium waste across the Navajo Nation — in the largest settlement ever for environmental contamination.

The operations of Kerr-McGee Corp. — which was acquired by Anadarko in 2006 — also left behind radioactive thorium in Chicago and West Chicago, Ill.; creosote waste in the Northeast, the Midwest and the South; and perchlorate waste in Nevada, according to U.S. Deputy Atty. Gen. James Cole.

"Kerr-McGee's businesses all over this country left significant,...

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