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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)
<br />DISCHARGE MONITORING REPORT (DMR)
<br />PERM ITTEE NAME/ADDRESS (Include Facility Name/Location if Different)
<br />NAME: Twentymile Coal Company
<br />ADDRESS: 29515 Routt CR 27
<br /> Oak Creek, CO 80467
<br />FACILITY: MINES 18,2 AND ECKMAN PARK MINE
<br />LOCATION: 29515 RCR #27
<br /> OAK CREEK, CO 80467
<br />000027154 003-A
<br />PERMIT NUMBER DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM/DD/YYYY MM/DD/YYYY
<br />FROM 03/01/2011 TO 03/31/2011
<br />Form Approved
<br />OMB No. 2040-0004
<br />DMR Mailing ZIP CODE: 80467
<br />MAJOR
<br />(SUBR JC) ROUTT
<br />MINE 1, POND B TO FOIDEL CREEK
<br />External Outfall
<br />No Discharge
<br />ATTN: JERRY NETTLETON, ENV SUPERVISR
<br />PARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION NO.
<br />EX FREQUENCY
<br />oANALYSS SAMPLE
<br />TYPE
<br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS
<br />
<br />pH
<br />SAMPLE
<br />MEASUREMENT
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<br />O 3 /?
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<br />C 7
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<br />0040010 PERMIT 6.5 ****** 9 SU
<br />Effluent Gross REQUIREMENT MINIMUM MAXIMUM Weekly GRAB
<br />Solids, total suspended SAMPLE „*,*, „„ „«,,,
<br />
<br />MEASUREMENT 1 ra
<br />00530 1, 0 PERMIT «.««., *_•__. *_•_•_ _*•__= 35 70 mg/L
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Weekly GRAB
<br />Solids, total suspended SAMPLE
<br /> MEASUREMENT
<br />00530 O 0 PERMIT Req. Mon. Req. Mon. mg/L
<br />See Comments REQUIREMENT 30DA AVG DAILY MX Weekly GRAB
<br />Solids, settleable SAMPLE
<br />'
<br /> MEASUREMENT 0 j
<br />fi j
<br />005451 0 - PERMIT Req. Mon. .5 mUL
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Weekly GRAB
<br />Solids, settleable SAMPLE .,,,,, q
<br />N ,
<br />/
<br /> MEASUREMENT 4 ,b
<br />?- ? /L/4
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<br />00545 O 0 PERMIT Req. Mon. Req. Mon. mUL
<br />See Comments REQUIREMENT 30DA AVG DAILY MX Weekly GRAB
<br />Iron, total (as Fe) SAMPLE
<br />/
<br /> MEASUREMENT 0 ?e( F
<br />j
<br />
<br />010451 0
<br />PERMIT
<br />«.....
<br />,«....
<br />.,,,.,
<br />.*..««
<br />3500
<br />7000
<br />ug/L -
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Weekly GRAB
<br />Iron, total (as Fe) SAMPLE
<br />IVA-
<br />A14
<br />J
<br />I
<br />I
<br /> MEASUREMENT /U A
<br />4 IL
<br />A- I(
<br />01045 O 0 PERMIT D A .Mon. ug/L
<br />
<br />See Comments
<br />REQUIREMENT O
<br />A AVG D Weekly
<br />Y
<br />GRAB
<br />NAMEffiTLE PRINCIPAL EXECUTIVE OFFICER 1 eertify under penalty of law that this document and all attachments were prepared under my di-ion or
<br />supervtston in ncrordance with asystem designed to assure that qualified personnel properly gather and
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<br /> violations. SIGNATURE OF PRINCIPAL EXECUTIVE OFFICER OR
<br />TYPED OR PRINTED AUTHORIZED AGENT AREA Code NUMBER MMIDD
<br />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here)
<br />ALTERNATE LIMITS FOR TSS & IRON (MLOC=O) APPLY IF 10YR,24HR PRECIP. EVENT CLAIMED. ALTERNATE LIMITS FORSETTLEABLE SOLIDS (MLOC=O) APPLY ONLY IF >10YR,24HR PRECIP EVENT CLAIMED. OIL &
<br /> GREASE -
<br />SEE I.C.19,PAGE 16.
<br />EPA Form 3320.1 (Rev.01/06) Previous editions may be used. 0313112011 Page 1
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