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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)
<br />DISCHARGE MONITORING REPORT (DMR)
<br />PERMITTEE NAME/ADDRESS (Include Faci/ityNameAocafion ifDiffeient)
<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 007A
<br />PERMIT NUMBER DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM/DD/YYYY MM/DD/YYYY
<br />FROM 10/01/2009 TO 10/31/2009
<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 />
<br />PARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION NO.
<br />EX 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 />005301 0 PERMIT «•?• ,,,,,, ,..«• »••• 35 70 mg/L
<br />Effluent Gross REQUIREMENT 30D AVG DAILY MX Monthly GRAB
<br />Solids, settleable SAMPLE ,,,,,,
<br /> MEASUREMENT
<br />005451 0 PERMIT •?«'? •"??? •«•« •«•« D
<br />V mUL
<br />
<br />Effluent Gross
<br />REQUIREMENT O
<br />A A
<br />G DAILY MX Monthly GRAB
<br />Iron, total (as Fe) SAMPLE ,,,,,,
<br /> MEASUREMENT
<br />0104510 PERMIT «•"' ««« "'«' '«`« 3500 7000 ug/L
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Oil and grease SAMPLE ,...., „,.,, ,„», ,•„„ ,„„,
<br /> MEASUREMENT
<br />0358210 PERMIT „,,,' '•'•'• 10 m9/L
<br />Effluent Gross REQUIREMENT INST MAX Contingent GRAB
<br />Flow, in conduit or thru treatment plant SAMPLE ,„,,, ,•„„ ,,,,,? ..,.„
<br /> MEASUREMENT
<br />500501 0 PERMIT Req. Mon. Req. Mon. MgaVd •'«« ,,,,,, •••••- •••-••
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly INSTAN
<br />Oil and grease visual SAMPLE ,,,,,, ......
<br />_.„
<br /> MEASUREMENT
<br />84066 1 0 PERMIT „.," Req. Mon. Y=1;N=0 '«••• ••-••• ,,,,,, •«»•
<br />Effluent Gross REQUIREMENT INST MAX Monthly VISUAL
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<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 LAA RP 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 REPRTD.
<br />EPA Form 3320-1 (Rev.01106) Previous editions may be used. Page 1
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