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~~~ V V V V CENGINEERING <br />61 1 Skyline Road - Laramie, Wy 82070 - (307) 742-0031 <br />FAX (307) 721-2913 - E-mail: infolar@wwcengineering.com <br />December 21, 2007 <br /> <br />DEC 2 ~ 2007 <br />Divisis;.~ .:r ~:.:.,:::7~nation~ <br />Mr. Daniel Hernandez Mining and Safety <br />Colorado Division of Reclamation, Mining & Safety <br />1313 Sherman St., Room 215 <br />Denver, CO 80203-2273 <br />RE: Edna Mine Fourth Quarter 2007 Impoundment Inspection Report; PN C-80-001 <br />Dear Mr. Hernandez: <br />This letter constitutes the Fourth Quarter 2007 Impoundment Inspection Report for the Edna Mine (C-80- <br />001). The Impoundment Location Map (Attachment A) details the location of each impoundment <br />inspected. Quarterly Pond Inspection Reports (Attachment B) document water level, sediment level, <br />outflow, and required maintenance cited per inspection. <br />The inspections were performed on November 15, 2007 by Field Inspector Chris Miller. All structures <br />were functioning as designed at inspection. As described on the 2007 Maintenance List (Attachment C), <br />no repairs are needed at this time. Should you have any questions regarding this material, please contact <br />me at your convenience. <br />Sincerely, <br />Beth Heesen, P.G. <br />Project Manager <br />TNS <br />Attachments (A, B & C) <br />File: 99-144 <br />cc: Steve Leach <br />Edna Mine Permit <br />