UIC Area Permit R9UIC-AZ3-FY16-1 and supporting documents for Class III In-Situ Production of Copper: Gunnison Copper Project, Cochise County, Arizona, issued to Excelsior Mining Arizona Inc., Concord Place, Suite 300, 2999 North 44th Street, Phoenix, Arizona 85018.
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Minor Permit Modification: Gunnison Copper Project (PDF)(2 pp, 187 K,
September 17, 2020)
Minor Modification of Permit No. R9UIC-AZ3-FY16-1 For Excelsior Mining Arizona Inc. Gunnison Copper Project adding cement placement changes and six additional monitoring wells.
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Minor Permit Modification: Gunnison Copper Project (PDF)(5 pp, 2 MB,
6/21/2019)
Minor Modification of Permit No. R9UIC-AZ3-FY16-1 For Excelsior Mining Arizona Inc. Gunnison Copper Project.
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Notice of Lifting of Stay of the Permit: Gunnison Copper Project (PDF)(2 pp, 1 MB,
10/15/2018)
Notification of Lifting of Stay of the Permit for Excelsior Mining Arizona Inc.’s Gunnison Copper Project Permit No. R9UIC-AZ3-FY16-1.
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Notice of Final Permit Decision: Gunnison Copper Project (PDF)(2 pp, 149 K,
06/22/2018)
Notice of Final Permit Decision Issuance of the Class III In-Situ Production of Copper Permit No. R9UIC-AZ3-FY16-1 For the Gunnison Copper Project.
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Public Hearing Transcript: Gunnison Copper Project (PDF)(63 pp, 946 K,
02/27/2018)
Transcript of Public Hearing held February 27, 2018, for proposed Class III Underground Injection Area Permit and Proposed Aquifer Exemption for Excelsior Mining Arizona Inc. Gunnison Copper Project.
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Response to Comments and Description of Changes to the Draft Permit: Gunnison Copper Project (PDF)(40 pp, 956 K,
6/22/2018)
Response to Comments and Description of Changes to the Draft Permit relating to Gunnison Copper Project, Excelsior Mining Arizona Inc. Class III In-Situ Production of Copper Permit No. R9UIC-AZ3-FY16-1.
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Aquifer Exemption Decision Letter and Record of Decision: Gunnison Copper Project (PDF)(13 pp, 4 MB,
6/22/2018)
Aquifer Exemption Decision and Record of Decision for Gunnison Copper Project, Excelsior Mining Arizona Inc. Class III In-Situ Production of Copper Permit, Cochise County, Arizona.
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Statement of Basis: Gunnison Copper Project (PDF)(12 pp, 150 K,
10/24/2017)
Statement of Basis for Class III Underground Injection Control Area Permit for Excelsior Mining Arizona, Inc. Gunnison Copper Project, Permit Number R9UIC-AZ3-FY16-1.
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UIC Permit No. R9UIC-AZ3-FY16-1: Gunnison Copper Project, Excelsior Mining Arizona Inc. Class III In-Situ Production of Copper Permit, Cochise County, Arizona (PDF)(49 pp, 993 K,
06/22/2018)
Underground Injection Control Program Area Permit No. R9UIC-AZ3-FY16-1 for Class III In-Situ Production of Copper for Gunnison Copper Project, Cochise County, Arizona, Issued to Excelsior Mining Arizona, Inc., Concord Place, Suite 300, 2999 North 44th Street, Phoenix, Arizona 85018. Issued June 22, 2018; effective August 1, 2018.
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Appendix A: Project Maps, Aquifer Exemption Delineation, and Well Locations - Gunnison Copper Project (PDF)(50 pp, 20 MB,
06/22/2018)
Appendix A to Underground Injection Control Program Area Permit No. R9UIC-AZ3-FY16-1 for Class III In-Situ Production of Copper for Gunnison Copper Project, Cochise County, Arizona, Issued to Excelsior Mining Arizona Inc. Includes Project Maps, Aquifer Exemption Delineation, and Well Location.
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Appendix B: Proposed Well Construction Procedures and Diagrams - Gunnison Copper Project (PDF)(16 pp, 1 MB,
10/24/2017)
Proposed Well Construction Procedures and Diagrams for the Excelsior Mining Arizona, Inc.’s Gunnison Copper Project.
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APPENDIX C: Plugging and Abandonment Plans - Gunnison Copper Project (PDF)(171 pp, 13 MB,
06/2017)
Appendix C to Underground Injection Control Program Area Permit No. R9UIC-AZ3-FY16-1 for Class III In-Situ Production of Copper for Gunnison Copper Project, Cochise County, Arizona, Issued to Excelsior Mining Arizona, Inc. Includes: Corrective Action Plan and Well Data, Plugging and Abandonment Plan, ADWR Well Abandonment Handbook, and Wellfield Closure Costs.
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Appendix D: Geophysical Logging Requirements - Gunnison Copper Project (PDF)(2 pp, 51 K,
10/24/2017)
Geophysical Logging Requirements for the Excelsior Mining Arizona, Inc.’s Gunnison Copper Project.
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Appendix E: Description of Operations - Gunnison Copper Project (PDF)(20 pp, 6 MB,
06/2016)
Appendix E to Underground Injection Control Program Area Permit No. R9UIC-AZ3-FY16-1 for Class III In-Situ Production of Copper for Gunnison Copper Project, Cochise County, Arizona, Issued to Excelsior Mining Arizona, Inc. Includes Description of Operations.
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Appendix F: Wellfield Closure Strategy - Gunnison Copper Project (PDF)(8 pp, 492 K,
10/24/2017)
Wellfield Closure Strategy for the Excelsior Mining Arizona, Inc.’s Gunnison Copper Project.
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Appendix G: EPA Reporting Forms List - Gunnison Copper Project (PDF)(2 pp, 23 K,
10/24/2017)
EPA Reporting Forms List for the Excelsior Mining Arizona, Inc.’s Gunnison Copper Project.
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Appendix H: Region 9 Step Rate Test Policy - Gunnison Copper Project (PDF)(2 pp, 20 K,
10/24/2017)
Region 9 Step Rate Test Policy for the Excelsior Mining Arizona, Inc.’s Gunnison Copper Project.
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APPENDIX I: Groundwater Quality Alert Levels and Compliance Monitoring - Gunnison Copper Project (PDF)(18 pp, 544 K,
07/2017)
Appendix I to the Underground Injection Control Program Area Permit No. R9UIC-AZ3-FY16-1 for Class III In-Situ Production of Copper for Gunnison Copper Project, Cochise County, Arizona, Issued to Excelsior Mining Arizona, Inc. Includes Groundwater Quality Alert Levels and Compliance Monitoring.
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Draft UIC Permit No. R9UIC-AZ3-FY16-1: Gunnison Copper Project, Excelsior Mining Arizona Inc. (PDF)(47 pp, 528 K,
10/24/2017)
Draft authorization to construct and operate a Class III injection well facility and engage in in-situ copper recovery (ISR) operations at the Excelsior Mining Arizona, Inc. Gunnison Copper Project (Project), Cochise County, Arizona.