Hasty excavation without adequate technical info led to disastrous Gold King mine blowout in Colorado
By Bob Berwyn
Federal and state environmental engineers, along with their contractors, misjudged conditions inside the Gold King Mine before they unleashed a toxic flood of water into Cement Creek down the Animas and into the Colorado in early August.
The technical details about the spill were released this week by the Federal Bureau of Reclamation, which did an independent review of the accident. Most importantly, the workers underestimated the water level inside the mine. That error “resulted in development of a plan to open the mine in a manner that appeared to guard against blowout, but instead led directly to the failure,” the Bureau of Reclamation wrote in the report. Continue reading