PARAMETER
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<br />QUANTITY OR LOADING
<br />QUALITY OR CONCENTRATION
<br />NO.
<br />EX
<br />FREQUENCY
<br />OF ANALYSIS
<br />SAMPLE
<br />TYPE
<br />VALUE
<br />VALUE
<br />UNITS
<br />VALUE
<br />VALUE
<br />VALUE
<br />UNITS
<br />Oil and grease
<br />0358210
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />,.,,.,
<br />.,,.,,
<br />......
<br />,,,,,,
<br />PERMIT
<br />REQUIREMENT
<br />10
<br />INST MAX
<br />mg /L
<br />Contingent
<br />GRAB
<br />Flow, in conduit or thru treatment plant
<br />50050 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />,,,,,,
<br />" "
<br />PERMIT
<br />REQUIREMENT
<br />Req. Mon
<br />3ODA AVG
<br />Req. Mon
<br />DAILY MX
<br />Mgal /d
<br />Continuous
<br />RCORDR
<br />Oil and grease visual
<br />84066 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />.,...«
<br />,,,,
<br />,, ,,,,
<br />PERMIT
<br />REQUIREMENT
<br />Req. Mon.
<br />INST MAX
<br />Y =1 N =0
<br />Weekly
<br />VISUAL
<br />NAME /TITLE PRINCIPAL EXECUTIVE OFFICE
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<br />TELEPHONE
<br />DATE
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<br />S IGNATURE OF PRINCIPAL EXECUTIVE OFFICER OR
<br />AUTHORIZED AGENT
<br />AREA Code I NUMBER
<br />MM /DD/YYYY
<br />TYPED OR PRINTED
<br />PERMITTEE 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:
<br />LOCATION:
<br />MINES 1 &2 AND ECKMAN PARK MINE
<br />29515 RCR #27
<br />OAK CREEK, CO 80467
<br />ATTN. JERRY NETTLETON, ENV SUPERVISR
<br />EPA Form 3320 -1 (Rev.01 /06) Previous editions may be used.
<br />NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)
<br />DISCHARGE MONITORING REPORT (DMR)
<br />FROM
<br />C00027154
<br />PERMIT NUMBER
<br />002 -A
<br />DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM /DD /YYYY
<br />12/01/2011
<br />MM /DD /YYYY
<br />12/31/2011
<br />TO
<br />DMR Mailing ZIP CODE: 80467
<br />MAJOR
<br />(SUBR JC) ROUTT
<br />MINE 1, POND T TO FOIDEL CREEK
<br />External Outfall
<br />Form Approved
<br />OMB No 2040 -0004
<br />No Discharge
<br />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here)
<br />ALTERNATE LIMITS FOR TSS (MLOC =O) APPLY IF 10YR /24HR PRECIP EVENT CLAIMED ALTERNATE LIMITS FOR IRON &SETTLEABLE SOLIDS (MLOC =O) APPLY ONLY IF <= 10YR,24HR PRECIP. EVENT CLAIMED. OIL & GREASE
<br />- SEE I.C.19,PAGE 16.
<br />03/31/2011 Page 2
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