2018-08-22_REVISION - M1977493A

• Permit No: M1977493A
• IBM Index Class Name: REVISION
• Doc Date: 8/22/2018
• Doc Name: Request for Technical Revision
• From: Climax Molybdenum
• To: DRMS
• Type & Sequence: TR28
• Email Name: ECS
• Email Name: MAC
• Media Type: D
• Archive: Yes

Technical Revision (TR-28) Climax Molybdenum Company
Environmental Protection Plan Permit No. M-1977-493
T-5.3.2 Environmental Protection Facilities...................................................26
T-5.4 Environmental Protection Facility Effectiveness Evaluation................................31
T-5.4.1 Arkansas River Watershed ...............................................................31
T-5.4.2 Eagle River Watershed.....................................................................31
T-5.4.3 Tenmile Creek Watershed................................................................32
T-5.5 Specific Environmental Protection Facility Monitoring/Alarms ............................33
T-5.5.1 Arkansas River Watershed...............................................................33
T-5.5.2 Eagle River Watershed.....................................................................33
T-5.5.3 Tenmile Creek Watershed ................................................................34
T-6 Groundwater................................................................................................................35
T-7 Surface Water..............................................................................................................35
T-8 Water Quality Monitoring Plan....................................................................................36
T-9 Climate and Air Quality...............................................................................................36
T-10 Geochemical Information............................................................................................36
T-11 Construction Information............................................................................................36
T-12 Plant Growth Media and Revegetation.......................................................................37
T-13 Wildlife Protection.......................................................................................................37
Tables
Table T-1: Climax Mine Permits and Authorizations .......................................... .................................6
Table T-2: Designated and Other Chemicals at the Climax Mine ......................................................8
Table T-3: Potential Contaminant Sources and EPFs at the Climax Mine......................................17
Figures
Figure AM-06-T-01: Water Management System Map — Sitewide Existing (2018) Water System
Figure AM-06-T-02: Water Management System Map — Sitewide Future Water System
Figure AM-06-T-03: Water Management System Schematic— Existing Configuration (2018)
Figure AM-06-T-04: Water Management System Schematic— Future Configuration
Figure AM-06-T-05: General Arrangement Mill Area Key Plan
Figure AM-06-T-06: General Arrangement Reagent Storage & Handling Plan & Sections
Appendices
Appendix T-A: Designated Chemicals Emergency Response Plan
Appendix T-B: Material Safety Data Sheets
Appendix T-C: Water Quality Monitoring Plan
Appendix T-D: Robinson Lake Operating Plan
Appendix T-E: Geochemical Data
EPP Version: R4 T-ii August 2018