Learn the Issues

Gold King Mine Data, October 14, 2015

Gold King Mine data, posted October 14, 2015.

Red and Bonita Administrative Record

Reports and documents in the Red and Bonita Administrative Record

Red and Bonita - Gold King Operational Plan

Gold King Work Schedule

Environmental Restoration Action - Workplan

Gold King Task Order Statement of Work

Gold King Mine Watershed Fact Sheet

The document contains historical background on the mine, previous water release incidents in the area, cleanup progress and information on other cleanup efforts.

Removal Investigation Plans

Work Plan and related documents on Gold King Mine website

Comments on Draft Monitoring Plan

This pages contains comments on the Draft Monitoring Plan

Gold King Mine Data, September 23, 2015

Gold King Mine data, posted September 23, 2015.

Colorado Governor John Hickenlooper's letter in support of Bonita Peak Mining District NPL Listing

On February 29, 2016, EPA received a letter from Colorado Governor John Hickenlooper affirming the State of Colorado’s support for adding the Bonita Peak Mining District

Final Conceptual Monitoring Plan

final monitoring plan for the Animas and San Juan rivers following the Aug. 5, 2015, Gold King Mine incident

Peer review comments on EPA’s fate and transport study

two peer review documents related to the agency’s draft “Gold King Mine Analysis of Fate and Transport in the Animas and San Juan Rivers.”

Gold King Mine Data, September 22, 2015

Gold King Mine data, posted September 22, 2015.

Water Quality Since the Gold King Mine Acid Mine Drainage Release

This page contains slides from Jan. 3, 2017 presentation

Clone of Data used to support the EPA report

Appendix B Annex contains tables of data to parameterize the Gold King WASP model for each of the scenarios performed in the analyses..

In the Rearview Mirror: Implementation of the Gold King Mine After-Action Review

An assessment of the EPA's response to Gold King Mine incident, includes recommendations to improve the agency's readiness to address future emergency incidents.

Sample June 30, 2017 Letter from EPA Administrator Scott Pruitt Reconsidering Claims Submitted For Damages in Connection with Gold King Mine Incident

Analyzing Biological Conditions in the Animas and San Juan Rivers Following Gold King Mine Release

Documents related to the Biological Response Report.

How Did the August 2015 Release from the Gold King Mine Happen?

Description of August 5, 2015 release of contaminated waters from the Gold King Mine into Cement Creek and the Animas River