Category: Gold King Mine

  • Sampling Results:
    Gold King Mine 2015 Release

    GKM Release, Chemistry Results

  • Data and Analysis:
    Gold King Mine 2015 Release

    Statement of Evaluation

  • Gold King Mine 2015 Release

    On August 5, 2015, the Environmental Protection Agency (EPA) began clearing material from the opening of the Gold King Mine in Silverton, Colorado, to install a pipe to pump water out of the mine. At 10:30 a.m., the material blocking the tunnel entry suddenly gave way, and a large buildup of water that had collected…

  • A Look Back: On the Scene after the Gold King Mine Spill

    By Christine Osborne This week, we take a look back at DEQ’s response to the Gold King Mine release two years ago. On August 5, 2015, EPA contractors were clearing debris from the opening of the Gold King Mine near Silverton, Colorado, when the blockage gave way, releasing three million gallons of acid mine drainage into…

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