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PERMITTEE NAMEIADDRESS (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, Env. Manager <br />NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) MINOR <br />DISCHARGE MONITORING REPORT (DMR) (SUBR JC) <br /> F - FINAL ROUTT <br /> POND DISCHARGE TO FISH CREEK <br />000042161 001 A r 7X 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 12 31 <br /> QUALITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER I <br />2? <br /> <br />E NO. OF TYPE <br /> <br />_ AVERAGE MAXIMUM UNITS MINIMUM AVERAGE MAXIMUM UNITS EX ANALYSIS <br />pH SAMPLE ...... .....* .* ...+ (12) <br /> MEASUREMENT <br />00400 1 0 0 PERMIT ..",*. ...... .«.... <br />6.5 *..... <br />9.0 <br />SU <br />TWICE <br />EFFLUENT GROSS VALUE REQUIREMENT MINIMUM MAXIMUM PER MO, GRAB <br />SOLIDS, TOTAL SAMPLE «`"*** `"`*** (19) <br />SUSPENDED MEASUREMENT ******* <br />00530 1 0 0 PERMIT ...... ....*. ",.... 35 70 MG/L TWICE <br />EFFLUENT GROSS VALUE REQUIREMENT <br />" 30 DAY AVG DAILY MAX PER MO GRAB <br />SOLIDS, SETTLEABLE SAMPLE «`*"** " <br />"« *«**`* (25) <br /> MEASUREMENT <br />00545 1 0 0 PERMIT REPORT 0.5 ML/L TWICE <br />EFFLUENT GROSS VALUE REQUIREMENT 30 DAY AVG DAILY MAX : PER MO GRAB <br />IRON SAMPLE **`*" ""`« (19) <br />TOTAL RECOVERABLE MEASUREMENT ****** ******* <br />00980 P 0 0 PERMIT REPORT MG/L TWICE <br />See Comments Below REQUIREMENT ROLL AVG PER MO.- GRAB <br />IRON SAMPLE (19) <br />TOTAL RECOVERABLE MEASUREMENT ******* <br />00980 1 0 0 PERMIT 1047.0 REPORT. UG/L TWICE <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX PER MO GRAB <br />OIL AND GREASE SAMPLE <br /> MEASUREMENT (19) <br />03582 1 0 0 PERMIT ...**. ....*. «.**.. ..*.,. ....., _ - 10 .... <br />See Comments Below REQUIREMENT INST MAX MG/L CONTINGENT GRAB <br />FLOW, IN CONDUIT OR SAMPLE (03) <br />THRU TREATMENT PLANT MEASUREMENT *`** <br />50050 1 0 0 PERMIT 1.58 REPORT MGD '»»"`» "* *»*» *»»»*' *"* <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MAX <br />NAMETITLE 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 G O ! Z <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 />OIL & GREASE SAMPLE REQUIRED IF VISIBLE SHEEN IS OBSERVED - SEE I.B.1.(D). DETECTION LIMITS - SEE I.E.3. SALINITY MONITORING - SEE I.13.2. QUARTERLY SAMPLING INSTRUCTIONS I.C.9; <br />REPORT RESULTS ON MARCH, JUNE, SEPT, & DEC DMRS. 30 DAY AVG IS HIGHEST MONTHLY AVG DURING PERIOD REPORTED. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used PAGE 1 OF 2