Doe Run lowering pile of mining waste

Tuesday, September 9, 2008 | 2:56 p.m. CDT; updated 8:20 p.m. CDT, Tuesday, September 9, 2008

PARK HILLS — For years, a massive pile of chat, fragments of rock from mining waste, has stood above the landscape in the eastern Missouri town of Park Hills. Now, Doe Run Co. is lowering the pile as part of a remediation project.

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