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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 D TO FOIDEL CREEK <br />000027154 005 A 0 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 />09 10 01 TO 09 10 31 <br /> QUANTITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER <br /> NO. OF TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />pH SAMPLE +++«++ +++«+ »+ »+++ <br /> MEASUREMENT 8.6 8.6 0 2/31 grab <br />00400 1 0 PERMIT »»»+.+ +,+».» ,+*++, 6.5 +..+++ g SU Twice . <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM Per Month' GRAB <br />SOLIDS, TOTAL SAMPLE "**** "*"'* ****** <br />SUSPENDED MEASUREMENT NA NA NA NA NA <br />00530 0 0 PERMIT +++*+, »+»+++ ++++++ +++«+« 35 70 MG/L <br />SEE COMMENTS BELOW REQUIREMENT 30DA AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, TOTAL SAMPLE ***"** "'**** ***** <br />SUSPENDED MEASUREMENT < 0.1 < 0.1 0 1!7 grab <br />00530 1 0 PERMIT Req. Mon. Req. Mon. MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MAX WEEKLY GRAB' <br />SOLIDS, SE FABLE SAMPLE **"** ****'" ****** <br /> MEASUREMENT NA NA NA NA NA <br />00545 O 0 PERMIT ***+,+ ++.+,+ +,,,+» +,,,.+ Req. Mon. 0.5 MUL <br />SEE COMMENTS BELOW REQUIREMENT 30 DAY AVG DAILY MAX WEEKLY GRAB <br />SOLIDS, SETTLEABLE SAMPLE *****` '**'** ****** <br /> MEASUREMENT < 0.1 < 0.1 NA NA NA <br />00545 1 0 PERMIT *""' '***** ***"** **"*'* Req. Mon. Req. Mon, MUL <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MX WEEKLY GRAB <br />IRON, TOTAL RECOVERABLE SAMPLE ****`* ,«.++« »+++++ <br /> MEASUREMENT 295 310 0 2/31 grab <br />00980 1 0 PERMIT `***** ***"'* **""" **'"" 1000 Req.'Mon. UG/L Twice <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX Per Month GRAB <br />OIL AND GREASE SAMPLE *"`** ****** ****** ** ••++ (19) <br />VISUAL MEASUREMENT 0 1/7 Visual <br />03582 1 0 PERMIT ++++,+ «,.+++ +,++++ +»,+++ +. +,++ 10 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT INST MAX WEEKLY VISUAL <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER I Certify under penalty of law that this document and all attachments were prepared under TELEPHONE DAT <br /> / E <br /> my direction or supervision in accordance with a system designed to assure that qualified ?/? / <br /> <br />Brian A. Watterson <br />personnel property gather and evaluate the information submitted. Based on my inquiry of ` <br />tV vU <br />970 870 - 2750 <br />r <br /> <br />Geologist <br />the person or persons who manage the system, or those persons directly responsible for <br />SIGNATURE OF PRINCIPAL <br />C 2 <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 D <br /> <br />true, accurate, and complete. I am aware that there are significant penalties for submitting AY <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 1.B.1.D, PG. 11. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used PAGE 1 OF 2 <br />00021/011119-1005