Tailings Impoundment Area

• Mount Polley breach: What Thursday’s tailings test won’t tell you

  Results from water quality tests of Quesnel Lake won't analyze the potentially toxic solids released after Mount Polley mine's tailings pond was breached.

  Canada

  Aug 7, 2014
  
• What’s in Imperial Metals’ Mount Polley tailings? Should you be worried?

  The bad news: A five-million-cubic-metre spill of mine tailings is a lot. The good news: It's rare. The impact: Almost totally unknown, at this point.

  Canada

  Aug 5, 2014
  
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• Mount Polley tailings spill: What 5 million cubic metres looks like

  How big, really, is five million cubic metres of toxic tailings waste? We built a virtual structure in Vancouver's downtown to find out.

  Data Desk

  Aug 5, 2014