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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 F TO FOIDEL CREEK <br />000027154 007 A r--V-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 SAO DRAY <br />10 08 01 TO 10 na 31 <br /> QUANTITY OR LOADING <br /> QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER <br /> <br />AVERAGE <br />MAXIMUM <br />UNITS <br />MINIMUM <br />AVERAGE <br />MAXIMUM NO. <br />EX OF <br />ANALYSIS TYPE <br />pH SAMPLE <br /> F <br /> MEASUREMENT <br />00400 1 0 PERMIT <br /> 6.5 9 SU <br /> <br />EFFLUENT GROSS VALUE <br />REQUIREMENT TWICE/ <br /> <br />SOLIDS, TOTAL <br />SAMPLE <br />'***" <br />'*'_** MINIMUM <br />*+++++ MAXIMUM PER NO GRAB <br />SUSPENDED MEASUREMENT <br />00530 1 0 <br /> <br />EFFLUENT GROSS VALUE PERMIT <br />REQUIREMENT 35 70 MG/L ONCE/ <br /> 30DA AVG DAILY MAX PER MO GRAB '. <br />SOLIDS, TOTAL SAMPLE *'**** ***'** ++++++ <br />SUSPENDED MEASUREMENT <br />00530 O 0 PERMIT ** "' **' '__*** ****** Req. Mon. Req. Mon. MG/L ONCE/ <br />SEE COMMENTS BELOW REQUIREMENT 30 DAY AVG DAILY MAX PER NO GRAB <br />IRON SAMPLE *'""_ ***"" _****+ <br />TOTAL RECOVERABLE MEASUREMENT <br />00980 1 0 PERMIT "'*"* ****'* ****'* ****** 1000 Req. Mon. UG/L 'ONCE/ ' <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX PER MO GRAB <br />OIL AND GREASE SAMPLE *****" ****** ++++++ ++ +«++ <br /> MEASUREMENT <br />03582 1 0 PER <br />IT .+++++ ++++++ ,++«++ + <br /> M ++**+ «, +++« 10 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT <br /> INST MAX CONTINGENT GRAB <br />FLOW, IN CONDUIT OR SAMPLE *+*+++ ++ *+++ .+++«+ <br />THRU TREATMENT PLANT MEASUREMENT «+«. <br />50050 1 0 <br /> PERMIT 2.97 Req. Mon. Mgal/d ' *+++ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG INST MAX <br /> Continuous RCORDR <br /> <br /> <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER I Certify under penalty of law that this document and all attachments were prepared under TELEPHONE <br /> DATE <br /> my direction or supervision in accordance with a system designed to assure that qualified <br />Brian A. Watterson, P.G. personnel properly gather and evaluate the information submitted. Based on my inquiry of J L( ? 970 870 - 2750 G; 7 <br />Geologist the person or persons who manage the system, or those persons directly responsible for SIGNATURE OF PRINCIPAL ( G <br /> gathering the information, the information submitted is, to the best of my knowledge and belief OFFICER OR AUTHORIZED AGENT AREA CODE <br /> , NUMBER YEAR MO DAY <br /> true, accurate, and complete. I am aware that there are significant penalties for submitting <br />TYPE OR PRINTED <br />r,,IKAAA17MI 0 -IM CVDI AKIAII-11-1 -11 A? false information, including the possibility of fine and imprisonment for knowing violations. <br />-I- I--' <br />ALTERNATE LIMITS FOR TSS & SETTLEABLE SOLIDS (LOC'O') APPLY ONLY IF <= 10=YR,24-HR PRECIP EVENT CLAIMED. <br />SEE PART I.A.A., 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 1