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PERMITTEE NAME/ADDRESS (includes Facility Name/Location if Different) <br />NAME TWENTYMILE COAL COMPANY <br />ADDRESS MINES 1,20 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 F TO FOIDEL CREEK <br />000027154 007 A M Check here if No Discharge <br />PERMIT NUMBER DISCHARGE NUMBER NOTE: Read instructions before completing this form <br />MONITORING PERIOD <br />YEAR MO DAY YEAR MO DAY <br />10 01 01 TO 10 01 31 <br /> QUANTITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER <br /> <br />AVERAGE <br />MAXIMUM <br />UNITS <br />MINIMUM <br />AVERAGE <br />MAXIMUM <br />UNITS NO. <br />EX of <br />ANALYSIS TYPE <br />pH SAMPLE ...**` "**** *+ ++.. <br /> MEASUREMENT <br />00400 1 0 PERMIT "..~+* **"*** **""** 6.5 9 SU TWICE/ <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM PER MO GRAB <br />SOLIDS, TOTAL SAMPLE ****** *****« *•**** <br />SUSPENDED MEASUREMENT <br />00530 1 0 PERMIT *`**** `«"*+* *""»* *«*`** 35 70 MG/L ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MAX PER MO GRAB <br />SOLIDS, TOTAL SAMPLE <br />SUSPENDED MEASUREMENT <br />00530 O 0 PERMIT *****` +*»*** *'**'* ****** Req. Mon. Req. Mon. MG/L ONCE/ <br />SEE COMMENTS BELOW REQUIREMENT 30 DAY AVG DAILY MAX . PER MO GRAB <br />IRON SAMPLE `+«"+` *'*+** **'*** <br />TOTAL RECOVERABLE MEASUREMENT <br />00980 1 0 PERMIT "`+'* ~***+* `«'*** *~*"** 1000 Req. Mon. UG/L ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX PER MO GRAB <br />OIL AND GREASE SAMPLE ***+"" ****** '***** ** **** <br /> MEASUREMENT <br />03582 1 0 PERMIT ++`**« +*»""* ***««` **+*** ** **«" 10 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT INST MAX CONTINGENT GRAB <br />FLOW, IN CONDUIT OR SAMPLE ****** ** **** +***+• <br />THRU TREATMENT PLANT MEASUREMENT .... <br />50050 1 0 PERMIT 2.97 Req. Mon. Mgal/d ****** ** '*** ** • **** <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG INST MAX Continuous RCORDR <br /> <br /> <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER I Certify under penalty of law that this document and all attachments were prepared under TELEPHONE DATE <br /> my direction or supervision in accordance with a system designed to assure that qualified / * -----° <br />v <br />Brian A. Watterson, P.G. personnel properly gather and evaluate the information submitted. Based on my inquiry of / <br />L 970 870 - 2750 <br /> <br />Geologist <br />the person or persons who manage the system, or those persons directly responsible for <br />SIGNATURE OF PRINCIPAL l <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 D <br /> <br />true, accurate, and complete. I am aware that there are significant penalties for submitting AY <br />TYPE OR PRINTED false information, including the possibility of fine and imprisonment for knowing violations. <br />I,UIVIIVICIV I J tAIVLJ GJIrL/ 11A 1 IIJIV Ur HIV r V IUL/A I lUIVA (Reference all arraCr meats /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.A., 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 i OF 1