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PERMITTEE NAME/ADDRESS (includes Facility Name/Location if Different) <br />NAME TWENTYMILE COAL COMPANY <br />ADDRESS MINES 1,2&3 SOUTH, & ECKMAN PK <br />29515 RCR #27 <br />FACILITY LOCATION OAK CREEK, CO 80467 <br />ATTN: Mr. Jerry Nettleton, Environmental Supervisor <br />NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) MAJOR <br />DISCHARGE MONITORING REPORT (DMR) (SUBR JC) <br />F - FINAL ROUTT <br />MINE 1, POND T TO FOIDEL CREEK <br />000027154 002 A fv---l Check here if No Discharge <br />PERMIT NUMBER DISCHARGE NUMBER NOTE: Read Instructions before completing form <br />, ('.? ?--) v <br />1 <br /> <br />MONITORING PERIOD <br />YEAR MO DAY YEAR MO DAY <br />08 06 01 TO 08 06 30 <br /> QUANTITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER <br />AVERAGE <br />MAXIMUM <br />UNITS <br />MINIMUM <br />AVERAGE <br />MAXIMUM <br />UNITS NO. <br />EX OF <br />ANALYSIS TYPE <br />IRON, TOTAL <br />(AS FE) SAMPLE <br />MEASUREMENT ***•*• •*•*'* •••*•* <br />01045 1 0 0 <br />EFFLUENT GROSS VALUE PERMIT <br />REQUIREMENT "", , „"*, **"*• *'*'• 3.5 <br />30DA AVG 7 <br />DAILY MX MG/L ONCE/ , <br />PER MO <br />GRAB <br />OIL AND GREASE SAMPLE <br />MEASUREMENT <br />NA <br />NA <br />NA <br />NA <br />03582 1 0 0 <br /> <br />EFFLUENT GROSS VALUE <br />.....;.. <br />PERMIT <br />REQUIREMENT 10 <br /> <br />INST MAX MG/L <br /> <br />CONTINGENT <br /> <br />GRAB <br />FLOW, IN CONDUIT OR <br />THRU TREATMENT PLANT SAMPLE <br />MEASUREMENT <br />NA <br />NA (03) *****• ** *`** <br />'•*" <br />NA <br />NA <br />NA <br />50050 1 0 0 <br />SEE COMMENTS BELOW PERMIT' <br />REQUIREMENT REPORT <br />30DA AVG REPORT <br />INST MAX MGD **""' "' '*'* """ "**• <br />WEEKLY <br />INSTAN r <br />SOLIDS, <br />TOTAL DISOLVED SAMPLE <br />MEASUREMENT ^' *••**• <br />78 <br />91 <br />***" <br />1/91 <br />VISUAL <br />70295 1 0 0 <br /> <br />EFFLUENT GROSS VALUE PERMIT <br /> <br />REQUIREMENT Report <br /> <br />QRTR AVG Report <br />" <br />QRTR Max <br />.*.* <br />MG/L <br /> <br />QRTRLY CALCTD <br /> <br />VISUAL <br />OIL AND GREASE <br />VISUAL SAMPLE <br />MEASUREMENT (94) <br />**** <br />84066 1 0 0 <br /> <br />EFFLUENT GROSS VALUE <br />PERMIT <br />REQUIREMENT <br />REPORT <br />INST MAX <br />YES = 1 <br />NO = 0 .«, <br />•*** <br /> <br />WEEKLY <br /> <br />VISUAL <br /> <br /> <br /> <br />NAMEMTLE PRINCIPAL EXECUTIVE OFFICER 1 Certify under penalty of law that this document and all attachments were prepared under ------ TE LEPHO NE DATE <br /> <br />Brian A. Watterson, P.G. my direction or supervision in accordance with a system designed to assure that qualified <br />personnel properly gather and evaluate the information submitted. Based on my inquiry of <br />970 870 - 2750 <br />Q <br />- <br />°7SY <br />Geologist the person or persons who manage the system, or those persons directly responsible for SIGNATURE PRINCIPAL O <br />?s v 6 <br />7 ?J <br /> gathering the information, the information submitted is, to the best of my knowledge and belief, OFFICER OR AUTHORIZED AGENT AREA CODE NUMBER YEAR MO DAY <br /> <br />TYPE OR PRINTED true, accurate, and complete. I am aware that there are significant penalties for submitting <br />false information, including the possibility of fine and imprisonment for knowing violations. <br />COMMENTS ANU LAVLANAI ION Ur ANY VIOLA I IONS (Reference an attachments here) <br />ALTERNATE LIMITS FOR TSS & SETTLEABLE SOLIDS (LOC'O') APPLY ONLY IF <= 10=YR,24-HR PRECIP EVENT CLAIMED. <br />SEE PART I.A.4., PG. 8 FOR BURDEN OF PROOF REQUIREMENTS. OIL & GREASE - SEE 1.B.1.D, PG. 11. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used <br />PAGE 2 OF 2 <br />00059/010320-1132