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7 years later, 2 engineers face discipline for actions that led to Mt. Polley mine disaster

7 years later, 2 engineers face discipline for actions that led to Mt. Polley mine disaster

Seven years after Canada's largest tailings spill, the two engineers who were involved have been found in breach of their professional codes of conduct. On Aug. 4, 2014, a four-square-kilometre tailings pond breached at Mount Polley mine in central British Columbia, leaking vast amounts of water and effluent into Polley and Quesnel lakes and Hazeltine Creek.