Helena says Tenmile Creek more contaminated than EPA found
HELENA (AP) — Water samples taken by Helena city staff in Tenmile Creek following a mine waste spill earlier this month show severely higher levels of metals and arsenic than those reported by the Environmental Protection Agency, the Helena Independent Record reported.
The EPA says "a burp" caused mining sediment from the long abandoned Susie Mine, part of the Upper Tenmile Creek Superfund site, to spill into the creek July 12...
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