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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 B TO FOIDEL CREEK <br />000027154 003 A F-1 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 />9 05 01 TO 9 05 31 <br /> QUANTITY OR LOADING QUAL ITY OR CONCENTRATI ON FREQUENCY SAMPLE <br />PARAMETER <br /> NO. OF TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />pH SAMPLE +*'*** ****+* ** +"* (12) <br /> MEASUREMENT 8.5 8.7 0 3/31 grab <br />00400 1 0 0 PERMIT ««««*« >««««. «««««« 6.5 «« «.«« 9 SU <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM TWICE/MO GRAB <br />SOLIDS, TOTAL SAMPLE ****** ****** ****** <br />SUSPENDED MEASUREMENT NA NA NA NA NA <br />00530 O 0 0 PERMIT ****** ****:* ****** ****** REPORT REPORT MG/L <br />SEE COMMENTS BELOW REQUIREMENT 30DA AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, TOTAL SAMPLE *****' ****** ***+•• <br />SUSPENDED MEASUREMENT 11.3 13 0 3/31 grab <br />00530 1 0 0 PERMIT ««««.« «««««« «««««« ««.««« 35 70 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE ****** *****' ****** <br /> MEASUREMENT NA NA NA NA NA <br />00545 O 0 0 PERMIT ****** «««.«« «««««« «««««« - .* .««r 0.5 ML/L <br />SEE COMMENTS BELOW REQUIREMENT DAILY MAX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE ***+** ****** ****** <br /> (25) <br /> MEASUREMENT < 0.1 < 0.1 0 3/31 grab <br />00545 1 0 0 PERMIT «««««« «««««« «««««« «««««« REPORT REPORT MUL <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX WEEKLY GRAB <br />IRON SAMPLE ****+* *****+ ****** (19) <br />TOTAL RECOVERABLE MEASUREMENT 970 2410 0 3131 grab <br />00980 1 0 0 PERMIT ****** *****" *'**** *** 1000 REPORT UG/L TWICE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 300A AVG DAILY MX PER MO GRAB <br />OIL AND GREASE SAMPLE ***+*+ ****** ****** ** **** <br /> (19) <br /> MEASUREMENT NA NA NA NA <br />03582 1 0 0 ****++ ****** ****++ * <br /> PERMIT ** <br />*** «: ***' 10 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT INST MAX CONTINGENT GRAB. <br />NAMEITITLE PRINCIPAL EXECUTIVE OFFICER I Certify under penalty of law that this document and all attachments were prepared under TELEPH <br /> ONE DATE <br /> <br />A <br />W <br />B <br />i <br />tt my direction or supervision in accordance with a system designed to assure that qualified ,?- <br />. <br />r <br />an <br />a <br />erson personnel properly gather and evaluate the information submitted. Based on my inquiry of 970 870 - 2750 <br />C <br />?? <br />ZG <br />Geologist the person or persons who manage the system, or those persons directly responsible for SIGNATURE OF PRINCIPAL / <br /> gathering the information, the information submitted is, to the best of my knowledge and belief OFFICER OR AUTHORIZED AGENT AREA CODE <br /> , NUMBER YEAR MO DAY <br /> true, accurate, and complete. I am aware that there are significant penalties for submitting <br />TYPE OR PRINTED false information, including the possibility of fine and imprisonment for knowing violations. <br />.+?••,•.•?•.•v... ..+?.., ?..•...•,v•. v, riiv, vIV?n 11VIVJ tII .ICI.-w all auaWIIIICIIIJ IICIC/ <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 WAD, PG. 11. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used <br />00021/011119-1005