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STATE OF COLORADO <br />DIVISION OF MINERALS AND GEOLOGY <br />Department of Natural Resources <br />1313 Sherman SL, Room 215 C ~ L ~ 13A D <br />Denver <br />Colorado 80203 DIVISION O E <br />, MIN <br />A I <br />$ <br />Phone: (303) 866-3567 & <br />. <br />FAX: (303) 832-8106 G E O (. O G Y <br /> RECLAMATION•MINING <br />M E M O SAFETY•SCIENCE <br />Date: March 24, 2005 Bill Owenz <br />Governor <br />To: Matthew J. Cook, P.E. -Coors Energy Company Russell George <br />Executive Director <br />From: Tom Kaldenbach, Division of Minerals and Geology ~ Ronald W. Cattany <br />Division Director <br />Naturzl Resource Trustee <br />Re: Keenesburg Mine, CDMG Permit No. C-81-028 <br />Annual pond certified self-inspection report for 2004 (received 2/15/05). <br />The following checklist summarizes the results of the Division's recent review of the above-referenced <br />report. We have no further comments regarding the report. <br />Review Checklist for Annual Certified Pond Inspection Report <br /> Require- <br /> Requirement ment <br />Requirement citation complied Comment <br /> with ? <br /> ( es / no) <br />Yearly submittal of CDMG regulation <br />certified and re ort 4.05.9(14) yes <br />Certified inspector CDMG regulation yes <br /> 4.05.9(14) <br />Content of yearly certified CDMG regulation <br />Y~ <br />See following items. <br />re ort 4.05.9(15) <br />Erosion, instability, <br />structural weakness or CDMG regulation <br />other hazardous 4.05.9(15)(a) yes <br />conditions. <br />Existing and required CDMG regulation <br />monitoring procedures 4 p5.9(15)(b) yes <br />and instrumentation. <br />The depth and elevation <br />of any impounded waters CDMG regulation <br />at the time of the 4.05.9(1 S)(c) ye3 <br />certified re ort. <br />Existing storage capacity CDMG regulation <br />of theim oundment. 4.05.9(IS)(d) yes <br />Any other aspects of the <br />structure affecting CDMG regulation <br />stability, or requiring 4.05.9(15)(e) ye3 <br />maintenance. <br />cc: Dan Hernandez Imaee File <br />Permit: C1981028(Keenesburg Mine) <br />Doc. Type: Hydrology <br />Doc. Name: 2004 annual certified pond inspection report, DMG Memo <br />Office of Office of Colorado <br />Mined Land Reclamation Active and Inactive Mines Geological Survey <br />