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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 B TO FOIDEL CREEK <br />000027154 003 A F-x-lCheck 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 10 01 TO 10 12 31 <br /> QUANTITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER <br />*]E? <br />NO. <br />OF <br />TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />CONDUCTIVITY SAMPLE .....* ***.'. *..*** (11) <br /> MEASUREMENT 3715 3780 0 4/92 Grab <br />00094 1 0 PERMIT '`""• "".` **._*' -- Req. Mon. Req. Mon. UMHO/CM ORTLY <br />EFFLUENT GROSS VALUE REQUIREMENT ORTR AVG ORTR MX GRAB <br />pH SAMPLE ...*.. ....._ ....*. (12) <br /> MEASUREMENT Insitu <br />00400 1 0 PERMIT ..."' "''"' •••`•` 6.5 '. "" 9 SU <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM WEEKLY INSITU <br />SOLIDS, TOTAL SAMPLE **••" *'**** `****` (19) <br />SUSPENDED MEASUREMENT Grab <br />00530 1 0 PERMIT ""•"" ...... 35 70 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, TOTAL SAMPLE ****** **_`_« «...*« (19) <br />SUSPENDED MEASUREMENT NA NA NA NA NA <br />00530 O 0 PERMIT `"' '..'•' `*«*** """ Req. Mon. Req. Mon. MG/L <br />SEE COMMENTS BELOW REQUIREMENT 30 DAY AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE "**" *`*`** ****** (25) <br /> MEASUREMENT Grab <br />00545 1 0 PERMIT •""' ••''•" ****** "'« Req. Mon. 0.5 MUL <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DA AVG DAILY MX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE ****** ****** *`**•« (25) <br /> MEASUREMENT NA NA NA NA NA <br />00545 O 0 PERMIT •... .••'•• *`**** """ Req. Mon. Req. Mon. MUL <br />SEE COMMENTS BELOW REQUIREMENT 30 DA AVG DAILY MX WEEKLY GRAB <br />IRON SAMPLE ****** "***** *`*«*« (26) <br />TOTAL (as Fe) MEASUREMENT Grab <br />01045 1 0 PERMIT "*"" """ *«*`** """ 3500 7000 UG/L <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX WEEKLY GRAB <br />NAMEMTLE 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 />Brian A. Watterson, P.G. personnel properly gather and evaluate the information submitted. Based on my inquiry of 970 670 - 2750 ` <br /> <br />Geologist <br />the person or persons who manage the system, or those persons directly responsible for <br />SIGNATURE OF PRINCIPAL <br />l O <br /> gathering the information, the information submitted is, to the best of my knowledge and belief, OFFICER OR AUTHORIZED AGENT AREA CODE NUMBER VEAR MO DAY <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 />UUMIVICIV 1 J HIVU --- I IIIIV yr %IV T V I%JL 11\JIV 0 (rlelelellGe dll dlldGllrll@II{S 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.i.D, PG. 11. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used PAGE 1 OF 2 <br />00021/011119-1005