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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 E TO FOIDEL CREEK <br />000027154 006 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 />08 06 01 TO 08 06 30 <br /> QUANTITY OR LOADING QUALITY OR CONCENTRATION FREOUENCY SAMPLE <br />PARAMETER NO. OF TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />CONDUCTIVITY SAMPLE «*«««* «««««« «««««« (11) <br /> MEASUREMENT 2070 2070 0 1/91 grab <br />00094 1 0 0 PERMIT' REPORT REPORT UMHO/CM <br />EFFLUENT GROSS VALUE AEciuI ENT -- _ - ?` 30DA AVG DAILY MX QTRLY GRAB <br />pH SAMPLE „ (12) <br /> MEASUREMENT <br />00400 1 0 0 PERMIT 6.5 9 SU <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM WEEKLY INSITU <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 REQUIREMENT 30DA AVG DAILY MAX- PER MO GRAB <br />SOLIDS, TOTAL SAMPLE (19) <br />SUSPENDED MEASUREMENT <br />00530 1 0 0 PERMIT «.+++« .«,««+ «««««« 35 70 MG/L ONCE/ r <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DA 2678 DAILY MAX PER MO - GRAB: <br />SOLIDS, SETTLEABLE SAMPLE **`*"* "*"*"* ****** "* **** (25) <br /> MEASUREMENT NA NA NA NA <br />00545 O 0 0 PERMIT *•• +,+ ««««.« +« «« 05 MUUhr ONCE/ <br />SEE COMMENTS BELOW REQUIREMENT DAILY MAX PER MO GRAB ' <br />SOLIDS, SETTLEABLE SAMPLE <br /> MEASUREMENT (25) <br />00545 1 0 0 PERMIT .+«.«+ «««., «««.«« « ++«. <br /><REPORT <br />MUUhr <br />ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT DAILY MX PER MO GRAB <br />IRON, TOTAL SAMPLE *****" ""**** *`**** <br />(AS FE) MEASUREMENT NA NA (19) NA NA NA <br />01045 1 0 0 - PERMIT- REPORT REPORT MG/L ONCE/ <br />SEE COMMENTS BELOW REQUIREMENT SODA AVG DAILY MX <br />PER MO <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 />??, <br />Brian A. Watterson, P.G. personnel properly gather and evaluate the information submitted. Based on my inquiry of Pv <br />(((??? 970 870 2750 ?}? (7 <br />Geologist the person or persons who manage the system, or those persons directly responsible for SIGNATURE OF PRINCIPAL ?d <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 />L;UMMtN 1 J Hlvv CAr L-Mllm i ivw yr MM v iv?r? i ivivo I-W-Iwn?c all auacrnncnw nGrc/ <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 <br />PAGE 1 OF 2