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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)
<br />DISCHARGE MONITORING REPORT (DMR)
<br />PERMITTEENAME/ADDRESS (Include FacilityName/LocadonifDi/ferent)
<br />NAME: Oxbow Mining LLC
<br />ADDRESS: PO Box 535
<br /> Somerset, CO 81434-0535
<br />FACILITY: SANBORN CRK & ELK CRK MINES
<br />LOCATION: 3737 HIGHWAY 133
<br /> SOMERSET, CO 81434
<br />ATTN: James T. Cooper, EVP
<br />000000132 013-A
<br />PERMIT NUMBER DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM/DD/YYYY MM/DD/YYYY
<br />FROM 02/01/2011 TO 02/28/2011
<br />Form Approved .,
<br />OMB No. 2040-0004 "
<br />r
<br />DMR Mailing ZIP CODE: 81424-0535
<br />MINOR
<br />GUNIS
<br />RUNOFF TO N FORK GUNNISON R.
<br />External Outfall
<br />No Discharge
<br />
<br />
<br />PARAMETER QUANTITY OR LOADING
<br />QUALITY OR CONCENTRATION NO. FREQUENCY SAMPLE
<br /> EX OF ANALYSIS TYPE
<br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS
<br />pH SAMPLE .„.,-
<br />"•"'
<br /> MEASUREMENT "'»' ""»
<br />
<br />0040010
<br />Effluent Gross PERMIT »"" "•"' "•"' 6.5 "•••'
<br />M
<br />SU
<br /> REQUIREMENT MINIMUM MAXI
<br />UM Monthly INSITU
<br />Solids, total suspended SAMPLE „.„, •,,,
<br /> MEASUREMENT
<br />
<br />005301 0
<br />Effluent Gross PERMIT """ " '•' """ """ 35 70
<br />L
<br /> REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Solids, settleable SAMPLE 1 „•,,,
<br /> MEASUREMENT
<br />
<br />00545 1 0
<br />Effluent Gross PERMIT "»" """ •""' •• `•' Req. Mon. Req. Mon. mUL
<br /> REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Iron, total (as Fe) SAMPLE
<br /> MEASUREMENT
<br />0104510 »'»' "•"' •""
<br />
<br />Effluent Gross PERMIT ' """ 3000 6000 ug/L
<br /> REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Oil and grease SAMPLE ,,,,., •,,,,,
<br />
<br />MEASUREMENT ,•,••, .... .
<br />
<br />03582 1 0
<br />Effluent Gross PERMIT "»" """ ""» •" •'• •••„' 10 mgt
<br /> REQUIREMENT INST MAX Contingent GRAB
<br />Flow, in conduit or thru treatment plant SAMPLE
<br /> MEASUREMENT
<br />
<br />50050 1 0 PERMIT Req. Mon. Req. Mon. MgaVd "'••• *••»' «••» •»...
<br />Effluent Gross REQUIREMENT 30DAAVG DAILY MX Monthly INSTAN
<br />Oil and grease visual SAMPLE „,.
<br /> MEASUREMENT
<br />
<br />84066 1 0 PERMIT Req. Mon. Y=1;N=0 `*"•' '••••• ••»»
<br />,., •
<br />Effluent Gross REQUIREMENT INST MAX Monthly VISUAL
<br />AMEITITLE PRINCIP _EXECUTIVE OFFICER
<br />
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<br />goat. the inf.m,. mb
<br />.ed. 8-d on mY inquiry of the person or persons --&e the
<br />TELEPHONE
<br />DATE
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<br />system, or thou persons direnly respovsibk for gathering the i.fot(nauon, the mf non wbrnr is,
<br />w die ben of my krowledge and belief, we, .ccurate, and wmplete. 1 _. wue dot thete are si ficnnt r ?- ?
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<br />petal tie fo submin ng fa u of mniuq nclud ng he possrbdiry of C e a W imp unmrnt for knowing
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<br />SIG URE OF P ?
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<br />
<br />TYPED R PRINTED RINCIPAL EXEC TIVE OFFICER OR
<br /> AUTHORIZED AGENT ARFAC.d. NUMBER MM/DD/YYYY
<br />rnru UrUTS eon CYGr AueTrnu no wuv __ -
<br />TSS & TOTAL IRON LIMITS WILL BE WAIVED, AND SETTLEABLE SOLIDS LMT APPLIED FOR -10YR,24HR PRECIP EVENT;SETTLEABLE SOLIDS LIMIT MAY BE WAIVED FOR >10YR,24HR EVENT-SEE IA.1,PP 4-5, AND
<br /> IA.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 REPRTD.
<br />trcev.euuel Previous editions may be used. --- Page 1
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