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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 G TO FOIDEL CREEK <br />000027154 008 A 0 Check here if No Discharge <br />PERMIT NUMBER DISCHARGE NUMBER NOTE: Read Instructions before completing form <br />MONITORING PERIOD <br />YEAR MO DAY I' I YEAR MO DAY <br />10 04 01 TO 10 06 30 <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 />IRON TOTAL SAMPLE ****** ****** *•«•+• <br /> <br />(AS FE) <br />MEASUREMENT <br />NA <br />NA (28) <br />NA <br />NA <br />Grab <br />01045 O 0 PERMIT «««««« « «««««. ««« Req. Mon. Req. Mon. UG/L <br />See Comments Below REQUIREMENT 30DA AVG DAILY MX WEEKLY GRAB <br />OIL AND GREASE SAMPLE ****** ****** **++++ *« ,««« (19) <br /> MEASUREMENT NA NA NA NA <br />03582 1 0 0 PERMIT ****** ****** ****** ***** * ** 10 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT INST MAX CONTINGENT GRAB <br />FLOW, IN CONDUIT OR SAMPLE (03) ****** ** **** ****** <br />THRU TREATMENT PLANT MEASUREMENT 0 117 Instan <br />50050 1 0 0 PERMIT Req. Mon. Req. Mon. MGD `* ** **** <br />*««««« ***+ <br />SEE COMMENTS BELOW REQUIREMENT 30DA AVG DAILY MX WEEKLY INSTAN <br />SOLIDS, TOTAL SAMPLE ****** (19) <br />DISSOLVED MEASUREMENT ******" ******* 1735 1780 0 2/91 Calctd <br />70295 1 0 0 PERMIT .,. ».. .«««« «««««, Req. Mon. Req. Mon. MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT **** QRTR AVG QRTR MAX QTRLY CALCTD <br />OIL AND GREASE SAMPLE **`*** (9p) ****** ** **** **+*++ <br />VISUAL MEASUREMENT 0 *`** 0 12/91 visual <br />84066 1 0 0 PERMIT' **'*** Req. Mon. YES= 1 ****** ** ++*« «««««« «««« <br />EFFLUENT GROSS VALUE REQUIREMENT INST MAX NO = 0 WEEKLY VISUAL <br /> <br /> <br /> <br /> <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER I Certify under penalty of law that this document and all attachments were prepared under TELEPHONE DATE <br /> I <br />?L <br /> my direction or supervision in accordance with a system designed to assure that qualified Ih <br />' <br />Brian A. Watterson, P.G. personnel properly gather and evaluate the information submitted. Based on my inquiry of , 970 870 - 2750 /p t, <br />Geologist the person or persons who manage the system, or those persons directly responsible for SIGNATURE OF PRINCIPAL l 1 U <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 />vv IVIIVIGIV Q -- - - - v?vl-r?? ?v?vV Incic?c?r(.c an attal:I rr rrCllW fluluj <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 1.6.1.1), PG. 11. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used <br />PAGE 2 OF 2 <br />00021/011119-1005