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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) MINOR <br />DISCHARGE MONITORING REPORT (DMR) (SUBR JC) <br />PRIOR TO FOIDEL CREEK TRIB ROU" <br />COG-850051 001 A a 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 />10 04 01 TO 10 06 30 <br />PARAMETER <br />*]E?E QUANTITY OR LOADING QUALITY OR CONCENTRATION FREQUENCY SAMPLE <br /> <br />H <br />AVERAGE MAXIMUM UNITS MINIMUM <br />AVERAGE <br />MAXIMUM <br />UNITS NO. <br />E OF TYPE <br /> <br />p <br />SAMPLE <br />***'*' ****** <br />"" **.* X ANALYSIS <br /> MEASUREMENT <br /> <br />8 <br />3 <br />(12) <br /> <br />00400 1 0 0 <br />PERMIT . <br />«..... ..«... ..««.. 8.3 0 1/7 Insitu <br /> <br />EFFLUENT GROSS VALUE <br />REQUIREMENT 6.5 5 .. ++*. 9 <br />9 <br />SU <br /> <br />OIL AND GREASE <br />SAMPLE MINIMUM <br />*'""** (94) MAXIMUM <br />WEEKLY <br />INSITU <br />VISUAL MEASUREMENT 0 <br /> <br />84066 1 0 0 <br />PERMIT <br />REPORT YES= 1 **"'"* <br />** ++** <br />+_.««« <br />*..« 0 1/7 Visual <br />EFFLUENT GROSS VALUE REQUIREMENT INST MAX NO = 0 <br />TOTAL PHOSPHORUS (as P) SAMPLE <br />**""** "***** ««..«« WEEKLY VISUAL <br /> MEASUREMENT < 0.1 < 0.1 (25) 0 1/91 Grab <br />Please Provide Code 1 0 0 PERMIT "**** REPORT *'**** «**'" <br /> <br />EFFLUENT GROSS VALUE <br />REQUIREMENT <br />1NST MAX Req. Mon. 0.5 MUL <br /> <br />FLOW, IN CONDUIT OR <br />SAMPLE <br />(03) •*_"« 30 DAY AVG <br />«* ,*", DAILY MAX <br />,*+,"« MONTHLY GRAB <br />THRU TREATMENT PLANT MEASUREMENT 0.005 0.144 <br /> <br />50050 1 0 0 <br />PERMIT ` <br />OPTIONAL REPORT MGD <br />.. 0 1/7 Instan <br />SEE COMMENTS BELOW REQUIREMENT 30DA AVG DAILY MAX <br /> <br />SOLIDS, TOTAL <br />SAMPLE ....«* <br /> <br />*****+ +..*+. <br />WEEKLY <br />I nstan <br />DISSOLVED MEASUREMENT 600 600 19 0 <br /> <br />70295 1 0 0 <br />PERMIT <br />***'"* ***'** '"**+' **•*** ( <br />) 1/91 Grab <br /> <br />EFFLUENT GROSS VALUE <br />REQUIREMENT OPTIONAL <br />' REPORT MG/L <br /> <br />SOLIDS, SETTLEABLE <br />SAMPLE <br />"**'*' ****** «.+... 30 DAY AVG DAILY MX QUARTERLY GRAB <br /> <br /> <br />005 <br />MEASUREMENT <br /> <br />+« <br />< 0.1 <br />< 0.1 (25) <br />0 <br />3/91 <br />Grab <br />45 1 0 <br /> <br />EFFLUENT GROSS VALUE PERMIT <br /> <br />REQUIREMENT • <br />.«. .+.*.. ..*««« +** „ <br />* <br />Req. Mon. <br />0.5 <br />MUL <br /> <br />SOLIDS, SETTLEABLE <br />SAMPLE <br />"**** **'*'* +*...« 30 DAY AVG DAILY MAX WEEKLY GRAB <br /> <br />0 <br />4 MEASUREMENT <br />**' NA NA NA NA NA <br />05 <br />5 O 0 <br />SEE COMMENTS BELOW PERMIT <br />REQUIREMENT " ***"" ****** *'* <br /> <br />+ <br />*x <br />Req <br />Mon. <br />. Req. Mon. MUL <br /> <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER <br />I Certify under penalty of law that this document and all attachments were prepared under 30 DAYAVG DAILY MX WEEKLY GRAB <br /> <br />my direction or supervision in accordance with a system designed to assure that qualified TELEPHONE DATE <br />Brian A. Watterson, P.G . personnel properly gather and evaluate the information submitted. Based on my inquiry of <br /> <br />Geologist <br />the person or persons who manage the system, or those persons directly responsible for <br />SIGNATURE OF PRINCIPAL 970 870 - 2750 <br />? <br /> gathering the information, the information submitted is, to the best of my knowledge and belief, OFFICER OR AUTHORIZED AGENT AREA CODE <br /> <br />true, accurate, and complete. I am aware that there are significant penalties for submittin NUM BER Y DAY <br /> <br />TYPE OR PRINTED g <br />false information, including the possibility of fine and imprisonment for knowing violations. <br />COMMENTS AND EXPLANATION OF ANY VIOLAT IONS (Reference all attachments here) <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 I.B.1.D, PG. 11. <br />EPA Form 3320-1 (REV 3/99) Previous editions may be used <br /> PAGE 1 OF 2 <br /> 00273/010320-1132