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PERMITTEE NAME/ADDRESS (includes Facility Name/Location if Different) <br />NAME TWENTYMILE COAL COMPANY <br />ADDRESS MINES 1,2&3 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 E TO FOIDEL CREEK <br />000027154 006 A =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 />11 02 01 TO 11 02 28 <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 />pH SAMPLE .*.*** ****** ** **** <br /> MEASUREMENT <br />00400 1 0 PERMIT *"": ""•` *"«*** 6.5 9 SU <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM WEEKLY GRAB <br />SOLIDS, TOTAL SAMPLE "*«*** ****** ****'* <br />SUSPENDED MEASUREMENT grab <br />00530 1 0 PERMIT 35 70 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, TOTAL SAMPLE "*'*** **'*** ***** <br />SUSPENDED MEASUREMENT <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 ****'* *""' "** <br /> MEASUREMENT <br />00545 1 0 PERMIT """ "*"' ***'** "•"* Req. Mon. 0.5 ML/L <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE ***"* ****`* ****** <br /> MEASUREMENT <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 TOTAL SAMPLE *****` '*'*** *"**** <br />(As Fe) MEASUREMENT <br />01045 10 PERMIT 3500 7000 UG/L <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX WEEKLY GRAB <br />IRON TOTAL SAMPLE **'*** *`**** ****** <br />(As Fe) MEASUREMENT <br />01045 O 0 PERMIT Req. Mon. Req. Mon. UG/L <br />SEE COMMENTS BELOW REQUIREMENT 30 DAY AVG DAILY MX WEEKLY GRAB <br />NAMEITITLE 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 />Nl <br />Brian A. Watterson personnel properly gather and evaluate the information submitted. Based on my inquiry of 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 />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments 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.BA.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