2019-12-13_REVISION - M1980244 ‎(55)‎

• Permit No: M1980244
• IBM Index Class Name: Revision
• Doc Date: 12/13/2019
• Doc Name Note: Appendix 3
• Doc Name: Request For Amendment To Permit
• From: CC&V
• To: DRMS
• Type & Sequence: AM13
• Email Name: TC1
• Email Name: MAC
• Email Name: BFB
• Email Name: ERR
• Email Name: JPL
• Media Type: D
• Archive: No

VICTORSTORMWATER MANAGEMENT PLAN
NEWMONT
CRIPPLE CREEK AND GOLD MINING COMPANY
Table of Contents
1.0 Description of Mining Activities. .......... ..... ....... .. ... ..................... ......... 4
1.1 Site Description........................ ................... ............... . ..... . .... ........................... .. . .. . .. ...... 4
1.2 Surface Water Drainage.. .. ..... . .. .. . ... . . ...... ..................................... . .... .. . .. .. . .. .. .. . . ..4
1.3 Mining Activities ......... . .. ...... . .. ..... ..... . ................................... .. .... . ...... .. . .. .. .................5
2.0 Areas Subject to Effluent Limitation Guidelines... .. ............... .. .................................... ..8
3.0 Site Map. ......... .............. .. ... ..... ..................... ........ ... ..... ..... . . ... .................. 9
4.0 Stormwater Management Controls..... .................................. ................... ....... ..........10
4.1 SWMP Administrator........................ ... . ...... ....... .. ............... .................................................10
4.2 Identification of Potential Pollutant Sources.................................. ........ ..... .. . ........................ 10
4.2.1 Chemical Inventory .. .............. .. ... . ...... ... .. ... . .. ..... . .. .................................. . .. .... ..... 10
4.2.2 Loading and Unloading of Chemicals............... .. .. . .. .. . .. ...... .... . . ... .................. .......... 11
4.2.3 Outdoor Storage of Chemicals and Equipment........................... ..... . . . ..... . ..................... 13
4.2.4 Milling and Processing Activities......................................... .... .. .. ... . ........................ .... ..13
4.2.5 Crushing Facilities and Other Sources of Fugitive Dust. ... .. ..... .. .................... .. . ...... .. ..14
4.2.6 On-site Waste Disposal Practices............. ... .. .......... ....... .. .. .. .................... .. .. .... .........15
4.2.7 Stockpiles of Overburden, Ore, Products, and Waste.............. . ..... . . .. ....................... ..15
4.2.8 Disturbed Areas............................................. .. .......... ............................. . ..... .. . .. ..... . . .16
4.3 Best Management Practices .. . .. ..... .... .................................. ..... .. . ... .. . ......................... 16
4.3.1 Stormwater Diversion.... ..... ............................ .. ............... .... ..... .. ........................ . .. . . . 16
4.3.2 Materials Handling and Spill Prevention.................... .. .... ... ..... ...... . ....... . ...................... 17
4.3.3 Sediment and Erosion Prevention . . .. . . ......... ........................................... . .. ....... .. .. ..... 18
4.4 Schedules and Procedures..................... . . .. . ... ........ ..... . ......... .......................... ...... .. .....22
4.41 Preventive Maintenance ....... ...... . ... ...... . ................. ................................ . .....................22
4.4.2 Good Housekeeping .......... . .. ... . . ..... .............................................. .... .... .......................23
4.4.3 Spill Prevention and Response Procedures. .. .. .. .... ..... .. . .... . .... ...................................23
4.4.4 Employee Education. .. .. ............................. .. .. ..... . .. . .. .. . ...... . . . .................... .. ......23
45 Identification of Discharges Other than Stormwater .. . .. .. ............................. . ..... ....... ........25
5.0 Comprehensive Inspection ........ ........ .............................. .... ... ..................... .....26
6.0 Consistency with Other Plans....................... ......... .. .. .......................... ....... .. .. ...27
7.0 SWMP Modifications. ....... ................................. ........... ... ................ ........... . ...28