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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, Enviornemntal Supervisor <br />NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) MINOR <br />DISCHARGE MONITORING REPORT (DMR) (SUBR JC) <br />F - FINAL ROUTT <br />POND "E" DISCHARGE TO FISH CR. <br />000036684 001 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 07 01 TO 09 09 30 <br /> QUALITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER NO. OF TYPE <br /> AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />CONDUCTIVITY SAMPLE ***"** ***"** ****'* (11) <br /> MEASUREMENT 4012 4160 0 11/92 grab <br />00094 1 0 0 PERMIT '«*«*' **«*** *"*"** REPORT REPORT UMHO/CM <br />EFFLUENT GROSS VALUE REQUIREMENT 300A rcAVG INST MX OTRLY GRAB <br />pH SAMPLE ...... ..*... ...... (12) <br /> MEASUREMENT 8.1 8.3 0 7/92 grab <br />00400 1 0 0 PERMIT *«.... ...?«. .".... 6,5 «« . *« 9.0 SU TWICE/ <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM PER MO GRAB <br />SOLIDS, TOTAL SAMPLE ***"*" ***"** ****** (19) <br />SUSPENDED MEASUREMENT 6.5 9 0 11192 rab <br />00530 1 0 0 PERMIT 35 70 MG/L TWICE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MAX PER MO GRAB <br />SOLIDS, SETTLEABLE SAMPLE ****** ****"* ****** (25) <br /> MEASUREMENT < 0.1 < 0.1 0 11/92 grab <br />00545 1 0 0 PERMIT '*`«.. **«_«* **"*** «"***" REPORT REPORT MUL TWICE! <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA -AVG DAILY MAX PER MO GRAB <br />IRON SAMPLE *'**** "***** **«*** (19) <br />TOTAL RECOVERABLE MEASUREMENT < 77.5 100 0 11/92 grab <br />00980 1 0 0 PERMIT ««'«'« +*..«* ****** ****« 11)00,0 REPORT UG/L TWICE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX PER MO GRAB <br />OIL AND GREASE SAMPLE "*"*** ""**** "***** ** *""* (25) <br /> MEASUREMENT NA NA NA NA <br />003582 1 0 0 PERMIT «*«** ****** «***"« 10 MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT INST MAX CONTINGENT GRAB <br />FLOW, IN CONDUIT OR SAMPLE (03) *****' ** **** ***`** (19) <br />THRU TREATMENT PLANT MEASUREMENT 0.01 0.03 0 1/7 instan <br />50050 1 0 1 PERMIT 0.15 REPORT MGD «'***" "' ««*« ""**" MG/L <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DA AVG DAILY' MX WEEKLY INSTAN. <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 />Brian A. Watterson, P.G. personnel properly gather and evaluate the information submitted. Based on my inquiry of 970 870 - 2750 O l () <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 />GUMMENI S AND LAFLANA I ION OF ANY VIOLATIONS (Reterence a// attachments here) <br />TSS LIMIT WILL BE WAIVED FOR 10YR, 24HR PRECIP EVENT - SEE BURDEN OF PROOF REQUIREMENTS UNDER I.A.2, PA <br />OIL & GREASE - SEE 1.8.1.6. 30 DAY AVERAGE IS HIGHEST MONTHLY AVG. DURING PERIOD REPORTED - SEE I.C.12. <br />EPA Form 3320.1 (Rev. 3199) Previous editions may be used PAGE 1 OF 2 <br />00195/010702-1120