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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) (SUER JC) <br />F - FINAL ROUTT <br />MINE 1, POND G TO FOIDEL CREEK <br />000027154 008 A ED 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 />08 04 01 TO 08 04 30 <br /> QUANTITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER ta2 <br /> No. of TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />pH SAMPLE ...*** ..."«. ...+.. (12) <br /> MEASUREMENT 8.38 8.41 0 117 INSITU <br />00400 1 0 0 PERMIT ...... 6:5 * 9 SU <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM WEEKLY INSITU <br />SOLIDS, TOTAL SAMPLE *""*` ***"*• ••««•• <br /> <br />SUSPENDED <br />MEASUREMENT <br />NA <br />NA (19) <br />NA <br />NA <br />NA <br />00530 0 0 0 PERMIT , , ••**•• REPORT MG/L <br />SEE COMMENTS BELOW REQUIREMENT 30DA AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, TOTAL SAMPLE <br />(19) <br />SUSPENDED MEASUREMENT 21.5 37 0 2/30 <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 '*"""* "***** *`"*`* " "*** (25) <br /> MEASUREMENT NA NA NA NA <br />00545 0 0 0 PERMIT *'*`* *•*""* 0.5 MUL/hr <br />SEE COMMENTS BELOW REQUIREMENT DAILY MAX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE <br /> MEASUREMENT < 0.1 (25) 0 2/30 <br />00545 1 0 0 PERMIT " ••`*•` " REPORT ML/Uhr <br />EFFLUENT GROSS VALUE REQUIREMENT DAILY MX WEEKLY GRAB <br />IRON, TOTAL SAMPLE '*`*** ****'* "«*••` <br />(AS FE) MEASUREMENT NA NA (19) NA NA NA <br />01045 1 0 0 PERMIT '*`*" ""*'"' `•**** "`*" REPORT `REPORT MG/L <br />SEE COMMENTS BELOW REQUIREMENT 30DA AVG DAILY MX WEEKLY GRAB <br />IRON, TOTAL SAMPLE ""' ""~ *« <br />(19) <br />(AS FE) MEASUREMENT 840 1460 0 2/30 rab <br />01045 1 0 0 PERMIT ""`" *'••"• `"* <br />3500 <br />7000 <br />UG/L g <br />EFFLUENT GROSS VALUE REQUIREMENT -30DA AVG DAILY MX WEEKLY GRAB <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER I Certify under penalty of law that this document and all attachments were prepared under TELEPHONE DAT <br /> E <br /> <br />A <br />W <br />i <br />P <br />G <br />tt my direction or supervision in accordance with a system designed to assure that qualified <br />. <br />an <br />a <br />erson, <br />. <br />. <br />Br personnel properly gather and evaluate the information submitted. Based on my inquiry of _ 9 <br /> 70 870 - 2750 <br />4 <br />1 <br />Geologist the person or persons who manage the system, or those persons directly responsible for SIGNATURE OF PRINCIPAL 2 <br />-y <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 <br /> <br />true, accurate, and complete. I am aware that there are significant penalties for submitting DAY <br />TYPE OR PRINTED false information, including the possibility of fine and imprisonment for knowing violations. <br />vvmrviuYI V ??•+ ?-?????? ?+. ??" vw?r?l Ivlvv tIIGIG-- . alcautullm ILJ IIC/C/ <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 1 OF 2 <br />00273/010320-1132