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<br />~` c~c~us <br />`~"';- Orchard Valley <br />January 17, 1990 <br />Mr. Jeff C.lapton <br />Mined Land Peclamation Division <br />215 Centennial Ruildiny <br />1313 Sherman Street <br />Denver, CO R0203-2273 <br />RE: CYPRUS ORCHAP.D VALLEY MINE; FILE #C-RI-03R <br />1990 t^I NF INFLOIJ REPORT <br />Dear Mr. Cl apt on: <br />Cyprus Orchard Valley rdme II I III ~ II I II IIII I <br />P.O Box 1299 <br />F aonia, CO 61d28 <br />Pnone: 303-527-4135 <br />Fax: 303527-2233 <br /> <br /> <br />MIND J+n.;% <br />RECLAMATIGN plYfS10i'J <br />The information requested to provide a more useful doom ent will he considered for <br />1990, if practicable. Manpower availahility restricts the ahility to gather sane <br />infomation, <br />1. The flow rates from the Stevens Gulch water line at present can only he <br />estimated fran tank levels. The necessary meter is not in place to allow <br />accurate verification, <br />2. If time allows, an estimate of the vol,me of standing water, compared <br />vnth the surface area and evaporative rate will be formulated, <br />In response to your questions about the report. <br />It has not been determined that the pools of water throuyhout the <br />mine are homogeneous in the chemical analysis sense (ph, TDS, TSS, Ec). <br />These tests have not been done since they have not been required by any <br />agency. <br />2. The areas marked with diagonal lines represent the huffer zones to be <br />left under East koatcap Creek and Stevens fulch, Diagonal lines represent <br />areas of less than 600' overburden, Dots and hyphens represent that. area <br />between 600 and fi00 feet of overburden, bfritten description is found (pages <br />attached) under 2.05.6, Volume 1, Orchard Valley Mine and 2. D5,Dfi, <br />Volune 1, Orchard Valley blest P+ine. A map with these descriptions has <br />also been attached for vour convenience. <br />