2010-11-12_PERMIT FILE - C1981010A ‎(5)‎

• Permit No: C1981010A
• IBM Index Class Name: Permit File
• Doc Date: 11/12/2010
• Doc Name: pages 2-346 to 2-424 ‎(2-392 to 2-401 confidential)‎
• Section_Exhibit Name: 2.7 Hydrology
• Media Type: D
• Archive: Yes

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~~~,BLE 2.7-12 BASIN CHARACTERISTICS FOR THE TRAPPERE MINE PLAN AREA,
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TOTAL DRAINAGE AVERAGE

DRAINAGE
DRAINAGE
AREA IN
BASIN ANNUAL
yIELDI
AREA MINE-PLAN SLOPE (ac/f t)
(ac) AREA (ac) (%)

FLUPIE GULCH
5800
2888
.12 _
225
East Fork -- 1410 - -
P(iddlc East Fork -- 314 - -
Pliddle Fork -- 169 - -
Pfiddle West Fork -- 562 - -
West Fork -- 433 - -
PYEATT GULCH ~ 3480 1969 14 154
East Fork -- 1269 - -
Tliddle Fork -- 426 - -
West Fork -- 284 - -
JOIINSON GULCHZ 70553 1462 14 114
NO NAP1E GULCHZ 1942 1495 11 117
COYOTE GULCHZ 909 725 8 56.6
BUZZARD GULCii2, 1365 1034 9 72.4
East Fork -- 792 - -
6'est Fork -- 242 - -
SMALL GULCH 740 270 - 21.1
UTE GULCH 1410 280 - 21.9
SOUTH GULCH 111 760 150 - 11.7
SOUTH GULCH 112 425 77 - 6.0
CASTOR GULCH -- 246 - 1g,2
HORSE GULCH 562 - 43.9
1 ANNUM. YIELD CALGULATGD FOR DRAINAGE AREA WITHIN PfINE-PLAN AREA
2 DRAINAGE WILL iIAVE DISTURBED AREAS ACCORDING TO 5-YEAR P1INE PLAN
3 INCLUDES PYEATT GULCH DRAINAGE BASIN