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STATE OF COLORADO <br />DIVISION OF MINERALS AND GEOLOGY <br />Department of Natural Resources <br />1313 Sherman St., Room 2 t s C O L D RA D O <br />Denver, Colorado 80203 DIVISION D F <br />Phone: (303) 8663567 M I N E RRA L S <br /> <br />FAX: (303) 832-8106 G E O L O G Y <br /> 0.ECLANATION•NINING <br />Interoffice MEMORANDUM SAf ETY•SCIENCE <br />Bill Owens <br />to: Discharge Monitoring Report (DMR) filerPermit C-1982-056, Foidel C~L~'Mine <br />Doc. Type: Hydrology ~ Russell Geolge <br />Executive DireROr <br />from: Byron G. Walker, Colorado Division of Minerals and Geology (CDMG <br />onald W. Canany <br />subject: Review of IS` Quarter 2006 Colorado Department of Health and Enviro~t~tabire<te, <br />(CDPHE) Permit CO-0036684 DMRS Natural Resource Trus[ee <br />date: May 12, 2006 <br />ref: Twentymile Coal Company letter of April 28, 2006 to CDPHE, Re: Permit CO- <br />0036684; 1 s` Quarter 2006 DMR Submittal <br />The following checklist summarizes the results of the CDMG review of the subject DMRS. A <br />certification in the referenced letter attests to discharges summarized in the following table. <br />Division observations about dischazge are also indicated in the table. <br />Discharge Point Dischar e <br /> Foidel Re ort Division Observations <br /> <br />001 A (Pond E) The operator reported that the <br />pond discharged in Mazch. <br />0.009 mgd average, 0.021 <br />mgd daily maximum No observation due to snow <br />cover (lack of access) <br />Review Checklist for Discharge Monitoring Report (DMR) <br /> Requirement Requirement <br />Requirement citation complied with ? Comment <br /> es/no <br />1. Timely CDMG regulation <br />Yes (CDPHE Due Apri128, 2006, letter dated <br />submittal of 4.05.13 2 a tit <br />( )( )( )' <br />schedule) A ri128 2006 received at <br />p ' <br />DMRS to CDMG CDPHE permit CDMG on May 4, 2006 <br />2. Timely <br />reporting to <br />CDMG of any CDMG regulation yes By exception, there were none. <br />exceedance of 4.05.13(2)(a)(ii) <br />effluent <br />limitations <br />3. Compliance <br />with Federal and This finding of compliance is <br />State water CDMG regulation subject to verification by the <br />quality laws that 4.05.1(3) Yes Colorado Water Quality Control <br />pertain to <br />Division. <br />dischazges of <br />surface water <br />Office of Office of Colorado <br />Mined Land Reclamation Active and Inactive Mines Geological Survey <br />