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~~iii~~iiifiii~~~~i STATE OF COLORADO DIVISION OF MINERALS AND GEOLOGY Depanmenl o(NaWral Resources 1313 Sherman SI., Room 215 Denver, Colorado 80203 Phone: (3D3) 866-3567 FAX: (303)832-8106 Interoffice MEMORANDUM to: DMR file, C-81-019 from: Byron G. Walker ~~ subject: Review of 2nd Quarter 2001 date: October 4, 2001 DMR, C-81-019 ~~ DIVISION OF MINERALS GEOLOGY RECLAMATION MINING•SAFETY Bdl Owens Governor Bret; E. walrner Executive Duecbr Michael B. Lung Divi~iun Dirrtlnr reference 1) Colowyo letter to CDPHE, August 6, 2001, Re: Colowyo Coal Company, L.P.; CDPS No. CO-00045161; Second Quarter DMR 2) Colowyo letter to CDPHE, September 18, 2001, Re; Colowyo Coal Company L.P. Permit No. 000045 1 6 1; Response to September 123, 2001 letter Regarding Delinquent DMR for OOSA 2nd Quarter 2001 The 2nd Quarter 2001 DMR reports were reviewed. Report entries are consistent with observations taken during CDMG inspections. Outfa11001A (Streeter Pond). This pond was reported as having discharged. An average of 0.0645 MGD was reported (45 gpm = 0.1 cfs). A flow of 0.1 cfs was observed from the Streeter Pond during [he April 18, 2001 and 0.02 cfs during the June l9, 2001. Other ponds were reported as having not discharged. This is consistent with the observations during field inspections by the Division. Compliance with rules: 4.05.1(3) Lt Flo case shn// Federal and Slate \vuter g1uFliq' stnnues, re~ulutions, standru~ds, or effluent limitntions be viotulerl. The DMRs report compliance with this rule. 4.05.13(2)(a)(ii) See the Rules for the text of this rule. The DMRs report compliance with this rule. 4.05.13(2)(a)(iii) See the Rules- for the text of this rule. The reports were submitted to the Division at the same time they were submitted to CDPHE WQD. The reports were submitted on August 6, 2001 and received at the Division on August 9, 2001.