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STATE OF COLORADO <br />DIVISION OF MINERALS AND GEOLOGY <br />Department of Natural Rewurces <br />1313 Sherman St., Room 215 <br />Denver, Colorado 80203 <br />Phone: (303) 866.3567 <br />FAX: {303) 832$106 <br />Mined <br />Interoffice MEMORANDUM <br />COLORADO <br />DIVISION O F <br />MINEBRALS <br />GEOLOGY <br />0.EC LANATION•MINING <br />SAEETT•tC1ENCE <br />to: File, C-1980-001, Edna Mine, CDMR B'0O`Ye15 <br />image files: C-1980-001 Hydrology co~mo. <br />cc: Steven E. Leach, The Pittsburg & Midway Coal Mining Co., 116 Invern ft°t d~8r <br />East, Suite 207, Denver, CO 80112 Ronald W. Gtfany <br />Beth Hessen, W WC Engineering, 611 Skyline Road, Laramie, WY 8204~tian oirectoE <br />Clyde Sharp, Colorado Department of Public Health and Environment, NatumlResoutEe rruttae <br />Cherry Creek Drive South, Denver, CO 80246 4.5VV <br />from: Byron G. Walker, EPS ~2~ <br />subject: Review, November 2005 NPDES Discharge Monitoring Report (DMR), CDPS Permit <br />000032638 <br />date: December 28, 2005 <br />ref: W WC Engineering letter of December 19, 2005 to Colorado Division of Minerals <br />and Geology Re: Edna Mine, November 2005 CPDS <br />The following checklist summarizes the results of the Colorado Division of Minerals and Geology's <br />(CDMG) review of the above-referenced DMRs. <br />A statement in the referenced letter is that discharges from DMP 004 and DMP 007 did not <br />exceed any compliance criteria. <br />Dischaz e Point Discharge <br /> DMR Re ort Division Observations <br /> <br />004 yes (average 0.007 and max <br />0.007 MGD) not checked (frozen over) <br />007 yes (average 0.094 and max <br />0.102 MGD) not checked <br />Review Checklist for Discharge Monitoring Report (DMR) <br /> Requirement Requirement <br />Requirement citation complied with ? Comment <br /> es / no) <br /> The earlier of date of sample plus 90 <br /> days or same schedule as CDPS permit <br />1. Timely (28 days afrer close ofthe month, page <br /> <br />submittal of DMRs CDMG regulation <br />yeS 19). Dates of sampling were not <br /> <br />to CDMG 4,05.13(2)(a)(iii) provided. The DMRs were received at <br /> the Division on December 22, 2005, <br /> under a W WC letter dated December <br /> 19.2005. <br />2. Timely <br />reporting to CDMG CDMG regulation By exception, there were no <br />of any exceedances 4.05.13 2 a ii yea exceedances. <br />fiice f ~ Office of Colorado <br /> <br />