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i 1-29-1991 D9 ~ SSRM FROh1 3~3 449 7746 _ TO 6~2ti106 _' ' ~~~ IIIIIIIIIIIII III "`"` -n~~:i surface included in this permit application. while some ~, burrowing rodents may be displaced during the rehabilitation and construction of the mine access road and the construction r• of the hoist and compressor house, none of the larger mammal species will be permanently dislocated during the actual min- ing operation. All of the bird species found in this area are ex+.remely adaptable and capable of leaving their nesting habi- tat when cond `ions there change. The Colorado bivision of w~.ldlife has ientified the grouse strutting grounds in the Gc:ld Hill a ,,, ar 'te proposed mining operation is not ex- Fected tc~ have ar erse impact on the life cycle of this •-~,e species. Sc. _al of the animal species listed above ~:k1y become accustomed to the presence of human beings, and :'!crease in the wildlife population was noticed during or Nrevious operations at this mine. The coniferous forest :Fe habitat is widespread and extensive throughout the ~.a' area, and none of the wildlife presently inhabiting ~•roposed mine site will suffer a permanent loss of food or :a r.e< «esources -« surface water drainage on the affected lands consists en- trely of rainfall and melting snow which flows into Cash ~~ulch. During mast of the year this flow is intermittent, and it seldom reaches the drainage culvert that passes beneath Cnun+; Road No. 89. There is a difference in altitude of 400 feet between the Cash mine portal and the road, and any water must flow a distance of 2,100 feet to reach the drainaq~ o:tlvert. ~• The Environmental Protection Agenci ::squires that the follcw- ii.g limitations establish the concentration of pollutant which may be discharged by a point source after application; .~- `he b?st practicable control technology currently available, ":r °!i~ :oncentration of pollutants discharged i. :ina,,_ Ines operated to obtain copper bearing _<,ad bear=:,y gyres, zinc bearing ores, gold bearing ores, :]ver bearing ores or any combination of these ores from -~.-ni~ or underground operations other than placer deposit!; ~t;all not exr,~~_d: Effluent-Limitations ~l~~Average of 'Daily Values :filuent Maximum for for 30 Consecutive Days ~.:haracteristic An1+ One Day Shall Not Exceed (milligrams per liter) Total suspen :. . _ l: r,'tc :'.0 .4!` ~; Zn 1.500 ~~ u.75G Pb O.6D0 0.3C;) Hg 0.002 O.U01 pH within the range oi: ti.0 to 9.0 Gold Hill. Mi.... •pany geologist[. obtained water samples from 9 sites far analysis by. Ht-Zen Research, Tnc., 4601 Indiana Street, Go3dNn, Ccl'orado. One water sample was taken from -:he Cash ini.n.~ rortal., one from a site 100 feet below the RuntG~'in.~•aTheUresults of the analyslsaaree showntbelowin Gold Cash Mine Gold Run Gold Run Element Found Portal Cash Gulch No. 1 No. 2 , Copper m~ 0.1700 0.3800 [0.0100 [0.0100 _ Zinc mg/1 37.4000 22.4000 :200 [10.0000 Lead mq/1 D.240D 0.1000 << 0100 0.0700 Merc~~:•y mg/1 [0.0001 [0.0001 [0.0001 [0.0001 ptr 3.8 4 .3 7 . R , 7.8 Solids: dissolves a~g;~ 1,590 1,070 1~ 178 suspended mg/1 C1~ <10 <'..l., <10 ,I -~° --