BC tells Tulsequah mine to control leakage

British Columbia is telling owners of a leaky mine that it’s time to stop polluting a river that flows into Alaska.
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Provincial officials recently notified the Tulsequah Chief Mine that it’s out of compliance with its permits.
Water treatment plant at Tulsequah. It operated for a few months to treat acid rock drainage, but Chieftain shut it down due to the high costs. Photo courtesy Chieftain Metals.
The long-closed project is on a tributary of the salmon-rich