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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) MAJOR <br />PERMITTEE NAME/ADD RESS (includes Facility Name/Location if Different) DISCHARGE MONITORING REPORT (DMR) (SUBR JC) <br /> F - FINAL ROUTT ' <br />NAME TWENTYMILE COAL COMPANY MINE 1, POND D TO FOIDEL CREEK <br />ADDRESS MINES 1,20 SOUTH, & ECKMAN PK 000027154 005 A ? Check here if No Discharge <br /> 29515 RCR #27 PERMIT NUMBER DISCHARGE NUMBER NOTE: Rea d Instru ctions before completing this form <br />FACILITY LOCATION OAK CREEK, CO 80467 <br /> MONITORING PERIOD <br />ATTN: Mr. Jerry Nettleton, Environmental Supervisor 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. OF TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />CONDUCTIVITY SAMPLE .... ..**" .+'... (11) <br /> MEASUREMENT 5774.4 5990 0 9/92 grab <br />00094 1 0 PERMIT ''.•"* '•"•• ****** •*••*• Req. Mon. Req,Mon. UMHO/CM <br />EFFLUENT GROSS VALUE REQUIREMENT QRTR AVG ORTR MX QUARTERLY GRAB <br />pH SAMPLE ...... ._**.. .. *... (12) <br /> MEASUREMENT 8.5 8.8 0 8/92 rab <br />00400 1 0 PERMIT ""•' ~'•*• *••'** 65 9 SU TWICE°Per <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM MONTH GRAB <br />SOLIDS, TOTAL SAMPLE "**' •***** ***k** <br />(19) <br />SUSPENDED MEASUREMENT 10.8 24 0 1/7 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 grab <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 < 0.1 < 0.1 0 1/7 rab <br />00545 1 0 PERMIT ':•"' """ *••*** *'•"• Re <br />q. Mon. <br />0.5 <br />MUL <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE *****' '***** '****' (25) <br /> MEASUREMENT NA NA 0 1/7 grab <br />00545 O 0 PERMIT ""•• •••••• "*'•" '••••• Req. Mon. Req.. Mon. ML/L <br />SEE COMMENTS BELOW REQUIREMENT 30 DAY AVG DAILY MX WEEKLY GRAB <br />IRON SAMPLE ****" ****** ****** (28) <br />TOTAL RECOVERABLE MEASUREMENT 152 220 0 6/92 grab <br />00980 1 0 PERMIT "'•" *'*"' **"*' """ 1,000 Req. Mon. UG/L TWICE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX PER MO 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 />?? <br />Brian A. Watterson, P.E. personnel properly gather and evaluate the information submitted. Based on my inquiry of C 970 870 - 2750 <br />Geologist 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. 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 />VVIVIIVICIV 1 J HIVLI C/?f"LHIVHI IVIV Vr• HIV T VIVLHI IVIVJ (rTBleI61/L'e dll dl(aCnlTlenlS ne(e/ <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.1.0, PG. 11. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used PAGE 1 OF 2 <br />00021/011119-1005