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 visual
<br />840661 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />PERMIT
<br />REQUIREMENT
<br />Req Mon.
<br />INST MAX
<br />Y =1,N =0
<br />Monthly
<br />VISUAL
<br />AMEITITLE PRINCIPAL EXECUTIVE OFFICER
<br />�q
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<br />TELEPHONE
<br />DATE
<br />pg C
<br />L+
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<br />IGNATURE OF PRINCIPAL EXECUTIVE OFFICER OR
<br />AUTHORIZED AGENT
<br />AREA Code
<br />NUMBER
<br />MMIDD/YYYY
<br />TYPED OR PRINTED
<br />PERMITTEE NAME /ADDRESS (Include Facility Name /Location if Different)
<br />NAME: Oxbow Mining LLC
<br />ADDRESS: PO Box 535
<br />Somerset CO 81434 -0535
<br />FACILITY
<br />LOCATION:
<br />SANBORN CRK & ELK CRK MINES
<br />3737 HIGHWAY 133
<br />SOMERSET CO 81434
<br />ATTN James T Cooper. EVP
<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 />000000132
<br />PERMIT NUMBER
<br />007 -A
<br />DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM /DD/YYYY
<br />06/01/2012
<br />MM /DD/YYYY
<br />06/30/2012
<br />TO
<br />Form Approved
<br />OMB No. 2040 -0004
<br />DMR Mailing ZIP CODE: 81424 -0535
<br />MINOR
<br />GUNIS
<br />SEDIMENT POND TO HUBBARD CREEK
<br />External Outfall
<br />No Discharge
<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 <= 10YR,24HR PRECIP EVENT,SETTLEABLE SOLIDS LIMIT MAY BE WAIVED FOR >10YR,24HR EVENT -SEE I.A 1,PP 4-5, AND 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 />11/09/2011 Page 2
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