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borehole includes plugging and sealing a 336-foot well with a 4-1/2" casing <br />and the D-Seam borehole includes plugging and sealing a 53-foot hole with a <br />7-5/8" casing. The second part of the TR-51 estimate includes sealing the two <br />boreholes that encountered arib -plugging and sealing two 336-foot holes <br />drilled with a 6-3/4" bit. <br />The increase in liability for MR-76 and TR-51 is $9,180.00. This liability <br />increase includes all five wells drilled at the Hubbazd Creek Fan site. This <br />increases the total liability for the Elk Creek and Sanborn Creek Mines to <br />$3,457,223.00. The Division currently holds a bond, in the form of a <br />corporate surety, in the amount of $3,586,042.00. This results in the Division <br />holding excess bond in the amount of $128,819.00. OMLLC does not need tc <br />submit any additional bond at this time. A copy of the reclamation cost <br />estimate (two pages) is attached for your review. <br />The Division requests your prompt response to the above adequacy questions. Once <br />these questions have been adequately addressed, Minor Revision 76 can be approved. <br />Upon approval of Minor Revision 76, Notice of Violation CV-2006-001 can be <br />terminated, as this is the final abatement step required. <br />Please call me if you have any questions or concerns at (303) 866-4929. <br />Sincerely, <br />~-- <br />James R Stazk <br />Environmental Protection Specialist <br />cc: Sandy Brown w/out attachments <br />