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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) (SUBR JC) <br />F - FINAL ROUTT <br />MINE 1, POND C TO FOIDEL CREEK <br />000027154 004 A r_V__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 04 O1 TO to na 30 <br /> QUANTITY OR LOADING QUAL ITY OR CONCENTRAT ION <br />PARAMETER FREQUENCY SAMPLE <br /> <br />CONDUCTIV <br /> <br />AVERAGE <br /> <br />MAXIMUM <br /> <br />UNITS <br /> <br />MINIMUM <br /> <br />AVERAGE <br /> <br />MAXIMUM <br /> <br />UNITS I <br />O. <br />EX <br />OF <br />ANALYSIS <br />TYPE <br />ITY SAMPLE **'+•' ***•*• •**+.* <br /> (11) <br /> MEASUREMENT <br />00094 1 0 PERMIT + <br /> <br />EFFLUENT GROSS VALUE <br />REQUIREMENT <br />- Req. Mon. Req. Mon. UMHO/CM ORTLY <br /> <br />H <br />++*`** QRTR AVG ". QRTR. MX GRAB <br />p SAMPLE '**+•* <br /> MEASUREMENT <br />00400 1 0 PERMIT •..*.. ...... *_...* <br /> 6.5 *..... 9 SU <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM <br /> <br />SOLIDS, TOTAL <br />SAMPLE <br />'***** <br />"*•*•' <br />***+•• MAXIMUM WEEKLY INSITU <br />SUSPENDED MEASUREMENT <br />00530 1 0 P *""` +`*•" `*'*•' <br /> ERMIT "*+••* 35 70 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT <br /> <br />SOLIDS, TOTAL <br />SAMPLE <br />***'** <br />**'**+ <br />+•**** 30 DAY AVG DAILY MAX WEEKLY GRAB <br />SUSPENDED MEASUREMENT <br />00530 O 0 +***** '+ *"**" <br /> PERMIT *****• Req. Mon. Req. Mon. MG/L <br />SEE COMMENTS BELOW REQUIREMENT <br /> <br />SOLIDS, SETTLEABLE <br />SAMPLE <br />*****• <br />****+* <br />+•+**+ 30 DAY AVG DAILYMAX WEEKLY GRAB <br /> MEASUREMENT <br />00545 1 0 +*** "+++` *'•**' <br /> PERMIT Req. Mon. 0.5 MUL <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DA AVG DAILY MX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE •'•*** ••**** ++••** <br />H <br /> MEASUREMENT NA <br />00545 0 0 <br /> PERMIT Req. Mon. Req. Mon. MUL <br />SEE COMMENTS BELOW REQUIREMENT 30 DA AVG DAILY MX WEEKLY GRAB <br />IRON SAMPLE +"'** •***** **+*** <br />TOTAL (as Fe) MEASUREMENT <br />01045 1 O PERMIT ++'»*' +'•*** *""* ***++' <br /> 3500 7000 UG/L <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 <br /> TELEPHONE DATE <br /> my direction or supervision in accordance with a system designed to assure that qualified <br />Brian A. Watterson, P.G. personnel properly gather and evaluate the information submitted. Based on my inquiry of <br /> 970 870 - 2750 Z <br /> <br />Geologist <br />the person or persons who manage the system, or those persons directly responsible for <br />SIGNATURE OF PRINCIPAL (37 7 <br /> gathering the information, the information submitted is, to the best of my knowledge and belief OFFICER OR AUTHORIZED AGENT AR <br /> , EA CODE NUMBER YEAR MO DAY <br /> true, accurate, and complete. I am aware that there are significant penalties for submitting <br />TYPE OR PRINTED <br />-Al.A['r C AKIM CVOI Ar.IATI--1 n false information, including the possibility of fine and imprisonment for knowing violations. <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 3199) Previous editions may be used <br />PAGE 1 OF 2 <br />00021/011119-1005