...adequate to cover the cost of cleanup and monitoring the mine for 30 years following its closure. The groups allege Hecla Corp. is embroiled in a dispute with state and federal regulators over $138 million in mining cleanup costs in Idaho and...

...not sure how this would impact deliveries to Greens Creek (Mine), we're still doing projections," he said. The Hecla Corp. mine on Admiralty Island produces its own diesel power when surplus AEL&P power is not available. "They really...