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PERMITTEE NAMEIADDRESS (includes Facility Name/Location if Different) <br />NAME TWENTYMILE COAL COMPANY <br />ADDRESS MINES 1 & 2 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) MINOR <br />DISCHARGE MONITORING REPORT (DMR) (SUBR JC) <br />F - FINAL ROUTT <br />ACUTE WETTESTING FOR001A <br />000036684 001 W M 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 _d I 10 01 01 TO 10 n3 31 <br /> QUALITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br />PARAMETER <br /> <br /> <br />LC50 STATRE 48HR ACU <br />CERIODAPHNIA <br /> <br /> <br />AMPLE <br />MEASUREMENT <br /> <br />AVERAGE <br />"««*** <br /> <br />MAXIMUM <br />**««** <br /> <br />UNITS <br /> <br />MINIMUM <br /> <br />AVERAGE <br />«**«** <br /> <br />MAXIMUM <br />**«*«* <br /> <br />UNITS <br />(23) <br />NO. <br />EX <br />OF <br />ANALYSIS <br />TYPE <br />TAM3B 1 0 0 PER ***««* *****« «*««** <br /> <br />EFFLUENT GROSS VALUE <br />LC50 STATRE 96HR ACU <br />MENIDIA MIT <br />REQUIREMENT <br />SAMPLE <br />MEASUREMENT <br /> <br />****** <br /> <br />**'**' 100.0001 <br />MN VALUE "*•*** <br /> <br />*****' ***"** <br /> <br />*«*«** PERCENT <br /> <br />(23) <br />QTRLY <br />GRAB <br />TAN66 1 0 0 <br />EFFLUENT GROSS VALUE PERMIT <br />REQUIREMENT «'**'* *«*««« *«~~ 100.0001 <br />MN VALUE *****" ****«* PERCENT <br />QTRLY <br />GRAB <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER <br />I Certify under penalty of law that this document and all attachments were prepared under T <br />TEL <br />EPHO <br />NE <br />DATE <br /> <br />Brian A. Watterson, P.G. my direction or supervision in accordance with a system designed to assure that qualified <br />personnel properly gather and evaluate the information submitted. Based on my inquiry of V <br />970 870 - 2750 <br />0 ,4 <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 <br /> DAY <br /> <br />TYPE OR PRINTED true, accurate, and complete. I am aware that there are significant penalties for submitting <br />false information, including the possibility of fine and imprisonment for knowing violations. <br />REPORT LC50 - STATISTICAL POINT ESTIMATE WHICH IS LTHAL TO 50% OF TEST ORGANISMS, AND ATTACH ACUTE TOXICITY TEST REPORT FORM TO DMR. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used PAGE 1 OF 1 <br />00228/010702-1120