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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: Oxbow Mining LLC
<br />ADDRESS: PO Box 535
<br /> Somerset, CO 81424-0535
<br />FACILITY: SANBORN CRK & ELK CRK MINES
<br />LOCATION: 3737 HIGHWAY 133
<br /> SOMERSET, CO 81434
<br />ATTN: James T. Cooper, EVP
<br />000000132 017-A
<br />PERMIT NUMBER DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM/DD/YYYY MM/DD/YYYY
<br />FROM 01/01/2010 TO 01/31/2010
<br />PARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION
<br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS
<br />pH SAMPLE .,,,.,
<br /> MEASUREMENT »»" •"" ""••
<br />0040010
<br />Effluent Gross PERMIT
<br />REQUIREMENT ».». ...... MINIMUM »•••• MAXIMUM SU
<br />Solids, total suspended SAMPLE ,..,..
<br /> MEASUREMENT """ """' "'•"
<br />0053010
<br />Effluent Gross PERMIT ..,.., •••••• •••'•
<br />••*••
<br />A A
<br />70
<br />
<br />mg/L
<br /> REQUIREMENT 30D
<br />VG M
<br />DAILY
<br />Solids, settleable SAMPLE
<br /> MEASUREMENT
<br />00545 1 0
<br />
<br />Effluent Gross PERMIT "'"" "" "•'
<br />•?
<br />•»••• Req. Mon. Req. Mon. m7
<br /> REQUIREMENT 30DA AVG DAILY MX
<br />Iron, total (as Fe) SAMPLE
<br /> MEASUREMENT
<br />01045 1 0
<br />
<br />
<br />Effluent Gross PERMIT """' '•" `
<br />,,,.., ••••-•
<br />
<br />DA A
<br />
<br />ug/L
<br /> REQUIREMENT 30
<br />VG DAILY MX
<br />Oil and grease SAMPLE
<br /> MEASUREMENT
<br />035821 0
<br /> PERMIT ....,, """ •»'•• •»••• ......
<br />Effluent Gross REQUIREMENT INST MAX m9/L
<br />Flow, in conduit or thru treatment plant SAMPLE
<br /> MEASUREMENT """ •'•"• ,..•,. ,.,.•-
<br />50050
<br />1 0
<br />Effluent Gros PERMIT Req. Mon. Req. Mon. Mgal/d •••"• ••.... •,,... ......
<br />s REQUIREMENT 30DA AVG DAILY MX
<br />Oil and grease visual SAMPLE
<br /> MEASUREMENT """ •""• • »•-•
<br />840661 0
<br />Effluent Gross PERMIT Req. Mon. Y=1;N=0 "•*'• •••*•• »,.» ..»..
<br /> REQUIREMENT INST MAX
<br />Fonn Approved
<br />OMB No. 2040-0004 '
<br />Monthly INSITU
<br />Monthly GRAB
<br />Monthly 1 GRAB
<br />Monthly GRAB
<br />Contingent GRAB
<br />Monthly 1 INSTAN
<br />Monthly VISUAL
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<br />5 Tics for submitting raise inf rmasi°n, inauding 1h, possibilily of fine and impnmmnem for k -mg °'
<br />¢ ?/ a
<br />TYPED OR PRINTED SIGNA E OF PRINCIPAL EXECUTPA OFFICER OR
<br />AUTHORIZED AGENT _AREA Coa. NUMBER Mwoo/rrYv
<br />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here)
<br />TSS 8 TOTAL IRON LIMITS WILL BE WAIVED, AND SETTLEABLE SOLIDS LMT APPLIES FOR <=10YR,24HR PRECIP EVENT; SETTLEABLE SOLIDS LIMIT MAY BE WAIVED FOR >10YR,24HR EVERT-SEE LA.1,PP 4-5, AND
<br /> I.A.2., P 5
<br />FOR RQMNTS. TDS MONITORING - SEE PART VI.A.2.G OF RATIONALE. 30 DAY AVG IS HIGHEST MONTHLY AVG. DURING PERIOD RPTD
<br />EPA Form 3320-1 (Rev.01/06) Previous editions may be used.
<br />Page 1
<br />DMR Mailing ZIP CODE: 81424-0535
<br />MINOR
<br />GUNIS
<br />SURF RUNOFF TO N. FK GUNIS RIV
<br />External Outfall ,?,L,
<br />No Discharge
<br />NO. FREQUENCY SAMPLE
<br />E( OF ANALYSIS TYPE
<br />1
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