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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)
<br />DISCHARGE MONITORING REPORT (DMR)
<br />PERMITTEE NAME/ADDRESS (/nc/udeFaci/ityNameAocafionirDiJferent)
<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 019A
<br />PERMIT NUMBER DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM/DD/YYYY MM/DD/YYYY
<br />FROM 06/01/2009 TO 06/30/2009
<br />Form Approved
<br />OMB No. 2040-0004
<br />DMR Mailing ZIP CODE: 81424-0535
<br />MINOR
<br />GUNIS
<br />SURFACE RUNOFF TO HUBBARD CRK
<br />External Outfall
<br />No Discharge
<br />
<br />PARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION NO.
<br />FX FREQUENCY
<br />OF ANALYSIS SAMPLE
<br />TYPE
<br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS
<br />pH SAMPLE ,,,„, „„„ ,,,„, ,,,•„
<br /> MEASUREMENT
<br />0040010 PERMIT 6.5 "'••' 9 SU
<br />Effluent Gross REQUIREMENT MINIMUM MAXIMUM Monthly INSITU
<br />Solids, total suspended SAMPLE
<br /> MEASUREMENT
<br />0053010 PERMIT "'•" '»"` """ ...... 35 70 mgtL
<br />Effluent Gross REQUIREMENT 30DA AVG MX 7D AV Monthly GRAB
<br />Solids, settleable SAMPLE ,„„, ,,,,,, „,,,, „,•„
<br /> MEASUREMENT
<br />00545 1 0 PERMIT Req. Mon. Req. Mon. mUL
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Iron, total (as Fe) SAMPLE „„,• ,,, ,„,,, „„„
<br /> MEASUREMENT
<br />0104510 PERMIT ""'•` "`»' »'»' 3000 6000 ug/L
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Oil and grease SAMPLE
<br /> MEASUREMENT
<br />0358210 PERMIT 10 mg/L
<br />Effluent Gross REQUIREMENT INST MAX Contingent GRAB
<br />Flow, in conduit or thru treatment plant SAMPLE •„„, ,,,,,, , , „ ••••••
<br /> MEASUREMENT
<br />500501 0 PERMIT D
<br />. Req. Mon.
<br />MgaVd
<br />•"»'
<br />•••*••
<br />„••-•
<br />••---•
<br />Effluent Gross REQUIREMENT A AV
<br />30 MX Monthly INSTAN
<br />Solids
<br />total dissolved SAMPLE „„„ „„„ ,,,„•
<br />, MEASUREMENT
<br />702951 0 PERMIT """ •""' """ `»"' Req. Mon. Req. Mon, mg/L
<br />Effluent Gross REQUIREMENT 300A AVG DAILY MX Quarterly GRAB
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<br />TSS & TOTAL IRON LIMITS WILL BE WAIVED, AND SETTLEABLE SOLIDS LMT APPLIED FOR -10,24HR PRECIP EVENT;SETTLEABLE SOLIDS LIMIT MAY BE WAIVED FOR >10YR.24HR EVENT-SEE I.A.1,PP 4-5, AND IA.2,
<br /> P 5 FOR
<br />RQMNTS.TDS MONITORING-SEE PART VI.A.2.G OF RATIONALE. 30 DAY AVG IS HIGHEST MONTHLY AVG DURING REPORTING PERIOD.
<br />EPA Form 3320.1 (Rev.01106) Previous editions may be used. Page 1
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