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PERMITTEE NAME/ADDRESS (includes Facility Name/Location if Different) <br />NAME TWENTYMILE COAL COMPANY <br />ADDRESS MINES 1,2&3 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 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 />10 11 01 TO 10 11 30 <br /> QUANTITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER <br />LE2 <br />NO. <br />OF <br />TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />pH SAMPLE *"«" »»»»** *_«»»» ."«««« <br /> MEASUREMENT 8.3 8.5 0 1/7 grab <br />00400 1 0 PERMIT ««««« ««««». *.««.« 6.5 9 SU <br />Effluent Gross REQUIREMENT MINIMUM MAXIMUM WEEKLY GRAB <br />SOLIDS, TOTAL SAMPLE `**`** ****** "**** <br />SUSPENDED MEASUREMENT 14.75 16 0 1/7 grab <br />00530 1 0 PERMIT `***** ****** "`"' ** 35 70 MG/L <br />Effluent Gross REQUIREMENT 30DA AVG DAILY MAX' WEEKLY GRAB <br />SOLIDS, TOTAL SAMPLE **'*** '*'*** ****'* <br />SUSPENDED MEASUREMENT NA NA NA NA NA <br />00530 O 0 PERMIT ****" ""'* *"*** '*'*'* Req. Mon. Req. Mon MG/L <br />See Comments REQUIREMENT 30 DAY AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE <br /> MEASUREMENT < 0.1 < 0.1 0 1/7 grab <br />00545 1 0 PERMIT ` '**"** ""*** Req. Mon 0.5 ML/L <br />Effluent Gross REQUIREMENT 30DAAVG DAILY MAX WEEKLY GRAB; <br />SOLIDS, SETTLEABLE SAMPLE *"'*"" '«**** ***"'" <br /> MEASUREMENT NA NA NA NA NA <br />00545 O 0 PERMIT ****** """` *"**" Req. Mon. Req. Mon. ML/L <br />See Comments REQUIREMENT 30DAAVG DAILY 'MX WEEKLY GRAB < <br />IRON, TOTAL SAMPLE *"*"" ****** ****`" <br />(as FE) MEASUREMENT 212.5 290 0 1/7 grab <br />01045 1 0 PERMIT *"* ** """ ' 3500 7000 ug/L <br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX WEEKLY GRAB' <br />IRON, TOTAL SAMPLE *"*" `*"`" '***** <br />(AS FE) MEASUREMENT NA NA NA NA NA <br />01045 O 0 PERMIT *'***' `*"** "*"**` ****** <br />F Req. Mon. Req. Mon. ug/L <br />See Comments REQUIREMENT <br /> <br />30DA AVG <br /> <br />DAILY MX <br />I <br /> <br />WEEKLY <br />I <br /> <br />GRAB <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 />F <br />Brian A. Watterson, P.G. personnel properly gather and evaluate the information submitted. Based on my inquiry of 970 870 - 2750 : O <br />Geolo <br />gist <br />the person or persons who manage the system, or those persons directly responsible for <br />SIGNATURE OF PRINCIPAL <br /> <br />gathering the information, the information submitted is, to the best of my knowledge and belief, <br />OFFICER OR AUTHORIZED AGENT <br />AREA CODE NUMBER 1EAR <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 />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments 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.4., PG. 8 FOR BURDEN OF PROOF REQUIREMENTS. OIL & GREASE - SEE I.B.1.D, PG. 11. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used PAGE 1 OF 2 <br />00059/010320-1132