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STATE OF COLORADO <br />DIVISION OF RECLAMATION, MINING AND SAFETY <br />Department of Natural Resources <br />1313 Sherman St., Room 215 <br />COL O RA D O <br />D I V I S I O N o f <br />Denver, Colorado 80203 <br />RECLAMATION <br />Phone: (303) 866 -3567 <br />MINING <br />FAX: (303) 832 -8106 <br />—&— <br />SAFETY <br />April 17, 2012 <br />John W. Hickenlooper <br />Governor <br />Scott Wanstedt <br />Blue Mountain Energy <br />3607 County Rd. 65 <br />Mike King <br />Executive Director <br />Rangely, CO 81648 <br />Loretta E. Pineda <br />Director <br />RE: Deserado Mine, Permit C- 1981 -018 <br />County Road 65 Subsidence Monitoring Report <br />Sediment Pond Inspection Report for 1St Quarter 2011 <br />Mr. Wanstedt, <br />The Division finds Deserado Mine's, C- 1981 -018, Subsidence Monitoring Report for County Road 65 in compliance with <br />the following rules: <br />• 2.05.6(6) — Subsidence Monitoring report was received on April 12,2012. Longwall mining did not occur under <br />County Road 65 and no subsidence effects were observed. <br />The Division finds Deserado Mine's, C -1981 -018, Sedeiment Pond Inspection Report for Is` quarter 2011 in compliance <br />with the following rules: <br />• 4.05.9(14) — All impoundments were inspected by a qualified registered professional engineer and other qualified <br />professional specialist . <br />• 4.05.9(15)(a) — No appearance of erosion, instability, structural weakness or other hazardous conditions were <br />observed. <br />• 4.05.9(15)(b) — Existing and required monitoring procedures were met. <br />• 4.05.9(15)(c) — The depth of impounded water at the time of inspection were documented. <br />• 4.05.9(15)(d) — Existing storage capacity of impoundments were documented. <br />• 4.05.9(15)(e) — Other aspects of the structure affecting stability or requiring maintenance was documented. <br />Burrows were observed in Sedimentation Ponds RP -2/3 and RP -4 and required maintenance was noted. <br />If you have any questions, feel free to contact me. <br />Sincerely, <br />Zach Trujillo <br />Environmental Protection Intern <br />(303) 866 -3567 ext. 8164 <br />Zach.Trujillo@state.co.us <br />Office of Office of <br />Mined Land Reclamation Denver • Grand Junction • Durango Active and Inactive Mines <br />