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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 D TO FOIDEL CREEK <br />000027154 005 A 1:3 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 05 01 TO 08 05 31 <br /> QUANTITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER <br />?R? <br />NO. <br />OF <br />TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />pH SAMPLE ..*..* ..*... ...... (12) <br /> MEASUREMENT 8.4 8.6 0 2/31 grab <br />00400 1 0 PERMIT 6.5 9 SU Twice <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM per month GRAB <br />SOLIDS, TOTAL SAMPLE **"*' ****"' ****** (19) <br />SUSPENDED MEASUREMENT 10.8 31 0 1/7 grab <br />00530 1 0 PERMIT ,."" ""* ""*" "'««* 35 70 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT 300A AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, TOTAL SAMPLE *'*"* """' *"**** (19) <br />SUSPENDED MEASUREMENT N/A N/A N/A N/A N/A <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 grab <br />00545 1 0 PERMIT "'*«' '***'* """* "" Req Mon 0.5 MUL <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE **'*** **"*" ****** (25) <br /> MEASUREMENT N/A N/A N/A N/A N/A <br />00545 O 0 PERMIT Req Mon REPORT MUL <br />SEE COMMENTS BELOW REQUIREMENT 30 DAY AVG DAILY MX WEEKLY GRAB_ <br />Iron, total recoverable SAMPLE «*'**« **'**` ****** (19) <br /> MEASUREMENT 428.3 1200 0 6/31 grab <br />00980 1 0 PERMIT 1000 Report UG/L Twice <br />EFFLUENT GROSS VALUE REQUIREMENT <br />30DA AVG <br />DAILY MX <br />per month <br />GRAB <br />Iron, total (as Fe) SAMPLE *'**** *.**.. "*""*" 19 <br /> MEASUREMENT N/A N/A 0 1/7 grab <br />01045 1 0 PERMIT 3500 7000 UG/L <br />EFFLUENT GROSS VALUE REQUIREMENT J ' A 30DA AVG DAILY MAX. WEEKLY 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 WA::?_? <br />t <br />Brian A. Watterson personnel properly gather and evaluate the information submitted. Based on my inquiry of 970 870 - 2750 0 1 7 <br />Geologist the person or persons who manage the system, or those persons directly responsible for SIGNATURE OF PRINCIPAL ff <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 />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 <br />00021/011119-1005