Documents related to the chronology of events at Gold King Mine. Background information about these documents.

• Site File Memorandum (from EPA): Gold King Mine Release Site Partial Chronology (PDF)(10 pp, 1 MB)
• Draft Technical Memorandum [Weston Solutions to EPA]: Gold King Mine Investigation and Blowout Event (PDF)(64 pp, 28 MB)
• Email Describing Chronology of Gold King Mine incident (PDF)(3 pp, 1 MB)