REV106617

• Permit No: C1980007
• IBM Index Class Name: Revision
• Doc Name: FORMAT AND SUPPLEMENTAL INFORMATION
• Type & Sequence: RN1
• Media Type: D
• Archive: No

•
TABLE 2.8.5.1
PROJECTE D MINE INF LOWS AND STREAMFLOW DE PLETIONS
MT. GUNNISON MINE ul
CU!•NLATIVE INFLOWS MINING PERI ODS
BY DRAINAGE 1982- 1986- 1992- 1997- 2002- 2007- 2012- 2017-
BASIN (GPM) 1985 1991 1996 2001 2006 2011 2016 2022
.J. FK. GUNNISON
Fracture Zone (1 ) 0 0 0 0 0 0 0 0
Thin Overburden (2) 14 14 14 14 14 14 14 14
Total 14 14 14 14 14 14 14 14
SYLVESTER GULCH
Fracture Zone 14 94 180 180 180 180 180 180
Thin Overburden 2 5 5 5 5 5 5 5
Total 16 (99 185 185 185 185 185 185
LONE PINE GULCH
Fracture Zone 0 57 57 57 57 57 57 57
Thin Overburden 0 14 14 14 14 14 14 14
Total 0 71 71 71 71 71 71 71
DP.Y FK. MINNESOTA C K.
• Fracture Zone 0 0 54 54 78 78 110 110
Thin Overburden 0 0 0 101 130 130 130 130
Total 0 0 54 155 208 208 240 240
!iI['.'.ESOTA CREEK
Fracture Zone 0 0 0 0 0 0 0 0
Thin Overburden 0 0 0 0 0 SO 81 81
Total 0 0 0 0 0 50 81 81
LICK CREEK
Fracture Zone 0 0 0 0 0 0 5 78
Thin Overburden 0 0 0 0 0 0 0 50
Total 0 0 0 0 0 0 5 128
ALL DRAINAGE BASINS
Fracture Zone 14 151 291 291 315 315 352 425
Thin Overburden 16 33 33 134 163 213 244 294
Total 30 184 324 425 478 528 596 719
NO"C ES
(1) Calculated b ased on area undermined within fracture zones and having an
overburden c over of less than 500 feet as i ndicated in Exhibit 2.8.1. U.1,
"Geologic Fe atures u sed in the Projection o f Mine In flows and Spring
Depletions. Assumed vertical permeability of 0.1 gp d/sq. ft.
(2) Calculated b ased on area under mined outside fracture zones and having an
overburden c over of less than 300 feet as i ndicated in Exhibit 2.8.1. U.1,
"Geologic Fe atures u sed in the Projection o f Mine In flows and Spring
Depletions. Assumed vertical permeability of 0.02 g pd/sq. ft.
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