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SJRFACE ~iA m:°P. CC;'rJLATr/° NYLRG LGGZC Z.'dPACT FT.aTEF!E;IT <br />TP.IPPEP P17Vn <br />Tires _`oZlo:rinn ccmuiative hydrologic impact studu has .,__.^. prepared by the <br />Colcrado Flined Land Reclamation .Division for the J-ah Internat_rral Prapper <br />?!ine pursuact to Rule 2.07.E(2)(c). T1:e assessment was prepared from infer- <br />;nation provided ir, the Trapper ^.fine permit application and in a cumula t: ve ~ <br />h~rdrologic assessment prepared _°or ~DS:~1 and the State cf Coiorar?r, L~y 'a,^an <br />Tergpo -nc. (eishop et al., I^82). <br />The Trapper Hine site is Iocat~? near Craig, Colorado on the north-facinc <br />slope of the v7i11iars For.{ ,t!ourtairs within the Yampa River basin. The. <br />Ya,-ra Five- basis l=icure =), 1-~cated in ro-thrrast~rn Colorado and south <br />central tvgoming, is divided into two sue-tasins, the Little 3na::e River sub- <br />basin and rye °a.mna River sub-basin. The Yampa River sub-basin _;clcdes <br />approximatsiy 3,410 square miles, and `.^, located encire7!; ~rit::ir. t:-e state <br />of Colcrado. ^i:e Yampa r^.iver flows to .he Gieen River which, .n tu-n, 's <br />a tributaru cf the Colorado P.i+.'er. <br />The crest cf the Wiiliamr_s Fcri: ^lcuntains forms `he drainage divide between <br />t/:e pain ester cf tFe Yar..pa Fiver tor.' a aajor tributary to tt.e Yampa Giver, <br />ther:illiams °ork Rive.-. Ephemera' tributaries on the rortb _`ace of tiie <br />mountains which wiI_' be impacted bn t.''e Trapp=_r Pfine irciudr. F1cme, Pyeat., <br />• Joh.vso^, n'o .Name, Coyote, and Jvzzard Gulches. Although miring is rot <br />planned south of the drainage divide, tarts o~ ih.= .`ollo'rin~ h7.illiams ?or,; <br />Rive. tritutarie's drainage basins tie wi`_hi; the m:.ne-play. noon: Deal, <br />!lorse, Astor, and Jte Gulches, and three sm~l_' unnamed gslc>~es. <br />Included in this assessment is all anticipated coal minine in the cetera? <br />area cf the Trapcer ~•tine. (The Division defines ali antici.oa:ed ,aininc" <br />a_ e::istino mines, Life-of-:nine, and ti:csa aroposed mires within r.._ naneral <br />area for which oermit appZ~:caticns haves Beer, filed.) Tfie general area for <br />the surface .a ter assessment includes all of the .ampa Ricer soh-basin up- <br />s;_rean from :!agheil, Colorado. This area contains nunarous coa_' mining oper- <br />ati;»s alone the _ampa River end several. of its tr?b~rtari es (Fim~re a). sur- <br />ftce coal mining operations located :rithir, the surface water cereraZ area <br />inr_lude: <br />(1) Cclow•yc M11ine <br />(21 Fdna hii ne <br />(?) Enerm: ll;., .~!^ (Reclaimc~?) <br />(4) Energy ,'t ' ~~!ine <br />(3) Ec.l.~~an Pa ri: Lfir:e <br />(5) Grassy CcceF: ~f: ne <br />!7) :iavden C.ulah ;4inc <br />'?) Seneca II (dine <br />(l0) Trd Dper Pil.-,e <br />• <br />