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PERMITTEE NAMEIADDRESS (includes Facility Name/Location if Different) <br />NAME TWENTYMILE COAL COMPANY <br />ADDRESS MINES 1 & 2 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) MINOR <br />DISCHARGE MONITORING REPORT (DMR) (SUBR JC) <br />F - FINAL ROUI`T <br />ACUTE WET TESTING FOR 001A <br />000036684 001 W 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 />10 10 01 TO 10 12 31 <br /> - QUALITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER <br /> <br />LC50 STATRE 48HR ACU <br />CERIODAPHNIA <br /> <br />SAMPLE <br />MEASUREMENT <br />AVERAGE <br />MAXIMUM <br />UNITS <br />MINIMUM <br /> <br />> 100 <br />AVERAGE <br />«'«« <br />MAXIMUM <br />UNITS <br />(23) NO. <br />EX <br /> <br />0 OF <br />ANALYSIS <br /> <br />1/92 TYPE <br /> <br /> <br />b <br />TAM3B 1 0 0 <br />EFFLUENT GROSS VALUE PERMIT <br />REQUIREMENT *•'' ...... 100.0001 <br />MN VALUE "".' .'.." PERCENT <br />QTRLY gra <br />GRAB <br />LC50 STATRE 96HR ACU <br />MENIDIA SAMPLE <br />MEASUREMENT '""*'* ****** <br />> 100 «+•••+ ••"••• (23) <br />0 <br />1/92 <br />rab <br />TAN6B 1 0 0 <br />EFFLUENT GROSS VALUE PERMIT <br />REQUIREMENT `""" *«'«" 100.0001 <br />MN VALUE *""' ""'* PERCENT <br />QTRLY g <br />GRAB <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <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 /> <br /> <br />A. Watterson, P.G. <br />Brian A my direction or supervision in accordance with a system designed to assure that qualified <br /> <br />personnel properly gather and evaluate the information submitted. Based on my inquiry of <br />,/.L?rJ,// <br />4?c <br /> <br />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 1( O' Z <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 /> <br />TYPE OR PRINTED <br />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. AY <br />...... ., «?. .? ,?.?. ".. -..,.....- - -, , ter., ,....., I, -o,c„w an --..... vlna here/ <br />REPORT LC50 - STATISTICAL POINT ESTIMATE WHICH IS LTHAL TO 50% OF TEST ORGANISMS, AND ATTACH ACUTE TOXICITY TEST REPORT FORM TO DMR. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used <br />PAGE 1 OF 1 <br />00228/010702-1120