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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 019-A
<br />PERMIT NUMBER DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MMIDDIYYYY MM/DDIYYYY
<br />FROM 12/01/2009 TO 12/31/2009
<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 /> QUANTITY OR LOADING QUALITY OR CONCENTRATION EX OF ANALYSIS STMpEE
<br />PARAMETER
<br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS
<br />pH SAMPLE .»... ...... .,». ..,»,
<br /> MEASUREMENT
<br />0040010
<br />Effluent Gross PERMIT
<br />REQUIREMENT „"„ 6.5
<br />MINIMUM ""'• 9
<br />MAXIMUM SU
<br />Monthly
<br />INSITU
<br />Solids, total suspended SAMPLE »,»,
<br /> MEASUREMENT
<br />00530 1 0
<br />
<br />Effluent Gross
<br />PERMIT
<br />REQUIREMENT
<br />"""
<br />"""
<br />«•»
<br />'«„'
<br />35
<br />30DA AVG
<br />70
<br />MX 7D AV
<br />mg/L
<br />
<br />Monthly
<br />
<br />GRAB
<br />Solids, settleable SAMPLE „a», ..».,
<br /> MEASUREMENT
<br />00545 1 0
<br />Effl
<br />t G PERMIT ,a,,,, ,,,», ,,,», Req. Mon.
<br />30DA AVG Req. Mon.
<br />DAILY MX mUL
<br />Monthly
<br />GRAB
<br />uen
<br />ross REQUIREMENT
<br />Iron, total (as Fe) SAMPLE
<br /> MEASUREMENT
<br />0104510
<br />Effluent Gross PERMIT
<br />REQUIREMENT """ 3000
<br />30DA AVG 6000
<br />DAILY MX ug/L
<br />Monthly
<br />GRAB
<br />Oil and grease SAMPLE »»» »»» »..»
<br /> MEASUREMENT
<br />0358210
<br />Effluent Gross PERMIT
<br />REQUIREMENT ,•,,,' """ 10
<br />INST MAX mg/L
<br />Contingent
<br />GRAB
<br />Flow, in conduit or thru treatment plant SAMPLE
<br /> MEASUREMENT
<br />50050 1 0 PERMIT Req. Mon. Req. Mon. Mgal/d
<br />Monthly
<br />INSTAN
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX
<br />Solids, total dissolved SAMPLE ......
<br /> MEASUREMENT
<br />702951 0
<br />Effl
<br />ent Gr PERMIT """ Req. Mon.
<br />30DA AVG Req. Mon.
<br />DAILY MX mg/L
<br />Ouanerly
<br />GRAB
<br />u
<br />oss REQUIREMENT
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<br />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here)
<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
<br /> I.A.2, 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.01/06) Previous editions may be used. Page 1
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