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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 />Denver <br />Colorado 80203 C O L O RA D O <br />, DIVISION OF <br />Phone: (303) 866-3567 RECLAMATION <br />FAX: (303) 832-8106 MINING <br /> <br /> SAFETY <br /> Bill Ritter, Jr. <br />September 4, 2009 Governor <br /> Harris D. Sherman <br />Brian Watterson Executive Director <br /> <br />Twent ile Coal Com <br />an Ronald <br />p <br />y Division Director <br />or <br />Foidel Creek Mine Natural Resource Trustee <br />29515 Routt County Road No. 27 <br />Oak Creek, CO 80467 <br />RE: July 2009 Discharge Monitoring Report, CO-0027154 <br />Dear Mr. Watterson: <br />Twentymile Coal Company (TCC) submitted NPDES Discharge Monitoring Report (DMR) for July2009, <br />Colorado Department of Public Health and Environment CDPS permit no. CO-0027154 on September 1, <br />2009. <br />According to TCC's report, only Outfalls 005A/05X/MON5 (Pond D) discharged during July 2009. No <br />parameter exceedances were reported for this outfall. Although the pH values were within acceptable <br />ranges, 6.5-9.0, the reported pH of 8.6 is approaching the limit. TCC will need to monitor the discharge of <br />this pond closely. <br />The reports are in compliance with Rule 4.15.13(2)(iii). Thank you for prompt submittal of these reports. <br />Sincerely, <br />lnviromnental JE <br />Protection Specialist II <br />C:/jhb/C82056/DMRs/2009/CO-0027154/July C00027154.doc <br />Office of Office of <br />Mined Land Reclamation Denver • Grand Junction • Durango Active and Inactive Mines