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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) MAJOR <br />PERMITTEE NAME/ADDRESS (includes Facility Name/Location if Differ. DISCHARGE MONITORING REPORT (DMR) (SUBR JC) <br />F - FINAL ROUTT <br />NAME TWENTYMILE COAL COMPANY MINE 1, POND D TO FOIDEL CREEK <br />ADDRESS MINES 1,20 SOUTH, & ECKMAN PK 000027154 MON 5 M Check here if No Discharge <br />29515 RCR #27 PERMIT NUMBER DISCHARGE NUMBER NOTE: Read instructions before completing this form <br />FACILITY LOCATION OAK CREEK, CO 80467 <br />MONITORING PERIOD <br />ATTN: Mr. Jerry Nettleton, Environmental Supervisor YEAR MO DAY YEAR MO DAY <br />08 06 01 TO OS 06 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 />ARSENIC, TOTAL SAMPLE `..... ..... ...... (28) <br />(AS AS) MEASUREMEN 1.4 1.4 0 1/30 GRAB <br />01002 1 0 O ". PERMIT ...... .«.«..-- - ...... •?.... REPORT REPORT ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX UG/L MONTH GRAB <br />ZINC, POTENTIALLY SAMPLE "`^' (28) <br />DISSOLVED MEASUREMEN <10 <10 0 1/30 GRAB <br />01303 1 0 0 PERMIT """ """ "`... REPORT REPORT ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX UG/L MONTH GRAB <br />CHROMIUM TRIVALENT, SAMPLE .....' <br />(28) <br />POTENTIALLY DISSOLVD MEASUREMEN <10 < 10 0 1/30 GRAB <br />01314 1 0 0 PERMIT """' ..""' ....•` "".. REPORT '. REPORT 'ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG ' DAILY MX UG/L MONTH GRAB <br />LEAD, SAMPLE .."•• ...... ..•••' (E8) <br />POTENTIALLY DISSOLVD MEASUREMEN < 0.1 < 0.1 0 1/30 GRAB <br />01318 1 0 0 PERMIT "•"` REPORT REPORT ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30QA AVG DAILY MX UG/L MONTH GRAB <br />NICKEL, SAMPLE ...... •..... """ (28) <br />POTENTIALLY DISSOLVD MEASUREMEN 8.5 8.5 0 1/30 GRAB <br />01322 1 0 .0 PERMIT """ '""` ...•.. •••• <br />REPORT <br />REPORT <br />ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA -AVG ` DAILY MX UG/L MONTH GRAB ' <br />SELENIUM, SAMPLE """ (28) <br />POTENTIALLY DISSOLVD MEASUREMEN 10.7 10.7 0 1/30 GRAB <br />01323 1 0 0 PERMIT """ '`"•• ^"" <br />REPORT <br />REPORT. <br />ONCE/ <br />EFFLUENT GROSS VALUE REQUIREMENT 30DA AVG DAILY MX UG/L MONTH GRAB <br />MERCURY, TOTAL SAMPLE (28) <br />(AS HG) MEASUREMEN < 0.7 1.2 0 1/30 GRAB <br />71900 1 0 0 PERMIT REPORT REPORT . ONCE/ - <br />EFFLUENT GROSS VALUE REQUIREMENT ! 300A. AVG DAILY MX UG/L MONTH GRAB <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER 1 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 />(ter ) <br />Brian A. Watterson, P.G. personnel property gather and evaluate the information submitted. Based on my inquiry of 970% 870 - 2750 y 7 <br />Geologist the person or persons who manage the system, or those persons directly responsible for SIGNATURE OF PR i / <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 />INFLUENT SAMPLES MUST BE COLLECTED & ANALYZED MONTHLY AND REPORTED QUARTERLY REGARDLESS OF WHETHER AN EFFLUENT DISCHARGE OCCURS. HYDRAULIC CAPACITY= 0.015 MGD; <br />ORGANIC CAPACITY = 31.2 LBS BOO-5/DAY. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used <br />PAGE 1 OF 1 <br />00527/010709-1126