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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) (SUBR JC) <br />F -FINAL ROUTT <br />MINE 1, POND E TO FOIDEL CREEK <br />000027154 006 A ~ Check here if No Discharge <br />PERMIT NUMBER DISCHARGE NUMBER NOTE: Read Instructions before completing this form <br />MONITORING PERIOD <br />YEAR MO DAV YEAR MO DAY <br />07 10 01 TO 07 10 31 <br /> QUANTITY OR LOADING DUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER NO. OF TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />pH SAMPLE ....+. """".' '....` (12) <br /> MEASUREMENT 8.4 8.G O 1fI rob <br />00400 1 0 0 PERMIT " "`""" """* 6.5 "' 9 SU <br />EFFLUENT GROSS VALUE REQUIREMENT - MINIMUM MAXIMUM WEEKLY GRAB... <br />SOLIDS, TOTAL SAMPLE """ «""" """ (19) <br />SUSPENDED MEASUREMENT NA NA NA NA NA <br />00530 O 0 0 PERMIT """ `""" """ """ REPORT MG/L ONCE/ <br />SEE COMMENTS BELOW flEOUIREMENT 300A AVG DAILY MAX PER MO GRAB <br />SOLIDS, TOTAL SAMPLE ""*• ~'"~ •••«•« (19) <br />SUSPENDED MEASUREMENT 17 28 0 1/31 Grab <br />00530 1 0 0 PERMIT ****'~ ..+«« ...... *«** 35 70 MG/L ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MAX PER MO GRAB <br />SOLIDS, SETTLEABLE SAMPLE """ «««..' .,"«' ." •«`• (25) <br /> MEASUREMENT NA NA NA NA <br />00545 O 0 0 PERMIT """ """ "" «` "" 0.5 MUL ONCE/ <br />SEE COMMENTS BELOW .REQUIREMENT DAILY MAX - PER MO GRAB <br />SOLIDS, SETTLEABLE SAMPLE """ '""""' ""`"""'* " ""' (25) <br /> MEASUREMENT < 0.1 0 1/31 Grab <br />00545 1 0 0 PERMIT """` ""` '"""" """ REPORT MUL ONCE) <br />EFFLUENT GROSS VALUE REQUIREMENT DAILY MX - PER MO GRAB' <br />IRON, TOTAL SAMPLE """« """ """ (19) <br />(AS FE) MEASUREMENT NA NA NA NA NA <br />01045 0 0 0 PERMIT """ '""" *""` """» REPORT REPORT MG/L ONCE/ <br />SEE COMMENTS BELOW REQUIREMENT 30DA AVG DAILY MX PER MO GRAB <br />TOTAL <br />IRON SAMPLE "'"" •"'"' ""*"' (19) <br />, <br />(AS FE) MEASUREMENT 0.25 0.43 0 3/31 Grab <br />01045 1 O 0 PERMIT """"' """ """ "'""' 3:5 7 MG/L ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT ~ 30DA AVG DAILY MX PER MO GRAB <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER I CeRify under penalty of lawthat 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 ~" `y 970 870 - 2750 ~ ~ t <br />GeOlO91St 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 NUMBER YEAR MO DAY <br /> true, accurate, and complete. 1 am aware that there are significant penalties for submitting <br />TYPE OR PRINTED false information, including the possibility of tine and imprisonment for knovdng violations. <br />I~VIVIIVICIV I J F11VV ten, v„vr-., ,v,. v, ~.,. , .,... ~.., ,v,. I, ,..,............... ... ...... ........... ..... ..~ <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 PAGE 1 OF 2 <br />00273/010320-1132 <br />