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PERMITTEE NAME/ADDRESS (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, Env. Manager <br />NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) MINOR <br />DISCHARGE MONITORING REPORT (DMR) (SUBR JC) <br />F - FINAL ROUTT <br />ACUTE WET TESTING FOR 001A <br />COG850000 001 W Fx-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 />09 10 01 TO 09 12 F <br />1 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 />'***" <br />MAXIMUM <br />**'**' <br />UNITS <br />MINIMUM <br />AVERAGE <br />•*•,•, <br />MAXIMUM <br />,,,,,* <br />UNITS <br />(23) NO. <br />EX OF <br />ANALYSIS TYPE <br />TAM3C 1 0 0 ....,. , <br /> <br />EFFLUENT GROSS VALUE PERMIT <br />REQUIREMENT 11 <br />00 <br />MN VALUE ..,,.. *„*.. PERCENT <br />QTRLY <br />grab <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />NAME/TITLE PRINCIPAL EXECUTIVE OF I Certify under penalty of law that this document and all attachments were prepared under TELEPHONE 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 />(U <br />' <br />Geologist the person or persons who manage the system, or those persons directly responsible for SIGNATURE OF PRINCIPAL a I <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 />vv,vnv,u* i v /-.,.v ?.., •-?,.?, ,v,. v, r"* , v /vim/-" ,v/.v t/ lc/w cnVG A// GLLGUII IIC/I(D IICI C/ <br />SEE PART I.A.3, PP 5-7 FOR DETAILS OF TEST PROCEDURE. REPORT LC50 - STATISTICAL POINT ESTIMATE WHICH IS LETHAL TO 50% OF TEST ORGANISMS (LC50) AND ATTACH ACUTE TOXICITY TEST REPORTFORM <br /> TO DMR. <br />TOXICITY TEST REORT FORM TO DMR. COPIES OF ALL INFORMATION MUST BE SENT TO EPA. <br />EPA Form 3320-1 (REV 3199) Previous editions may be used PAGE 1 OF 1