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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)
<br />DISCHARGE MONITORING REPORT (OMR)
<br />PERMITTEE 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 009-A
<br />PERMIT NUMBER DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM/DD/YYYY MM/DD/YYYY
<br />FROM 02101/2010 TO 02/28/2010
<br />Form Approved
<br />OMB No. 2040-0004
<br />DMR Mailing ZIP CODE: 81424-0535
<br />MINOR
<br />GUNIS
<br />SURF RUNOFF TO N FK GUNIS RIVR
<br />External Outfall
<br />No Discharge
<br />PARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION E . FREQUENCY SAM
<br />PE E
<br /> OF ANALYSIS P
<br />
<br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS
<br />pH SAMPLE ,.,,,,
<br /> MEASUREMENT
<br />
<br />0040010
<br />Effluent Gross PERMIT "`•" ""•' 6.5 ",,,, 9 SU
<br /> REQUIREMENT MINIMUM MAXIMUM Monthly INSITU
<br />Solids, total suspended SAMPLE ,,,•„ „„„
<br /> MEASUREMENT ,«„ ....
<br />0005
<br />0
<br />10
<br />3
<br />Effluent Gross
<br />Effluent PERMIT """ '•"" „"•' •",,, 35 70 mg/L
<br /> REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Solids, settleable SAMPLE ,,.,
<br />"""
<br /> MEASUREMENT """
<br />00
<br />5451 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 "'~• •"••' 3500 7000 u L
<br /> REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Oil and grease SAMPLE ,,,,,, ,,,,,,
<br />
<br />MEASUREMENT ,.~ . ,,.
<br />
<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 />
<br />5005010 PERMIT Req. Mon. Req. Mon. Mgalld ~•"' ,,,,,, „••-• .»...
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly INSTAN
<br />Oil and grease visual SAMPLE
<br /> MEASUREMENT
<br />84066 1 0 """
<br /> PERMIT Req. Mon. Y=1;N=0 •~'~ •'•~• •••••• ...».
<br />Effluent Gross REQUIREMENT INST MAX Monthly VISUAL
<br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER 1'-fyunderpe®hynfl-d.,bi.d-mem-d.11.-amen'eprep" aRmyaimn°^^
<br />upmis,on in accordance with a. stem designed w asaum Char gtulificd personnel mperly gather and ?' TELEPHONE DATE
<br />evaluate the information b
<br />sumitted. Based u° my inyviry of the Person ur person. who manage the Q
<br />S ?e sy hem, or hose persons dire msporttm. fo gadw"the p ion, the , f ti submied
<br />to the best of my knowledge - artd belief, mu. accurate, and compl lete. 1 am aware that there re are sign ficant
<br />tt is. 1. 410 921- s? i z 3 Q d
<br />C.
<br />0MI Perulties (or submitting fake mfl-ion, including the po-bihay °f fine and imprisonment for l owing
<br />SIGNA E OF PRINCIPAL EXECUTI OFFICER OR
<br />TYPED OR PRINTED AUTHORIZED AGENT AREA Cod. NUMBER MM/DD/YYYY
<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 IA.1,PP 4-5, AND
<br /> IA.2, P. 5
<br />FOR ROMNTS.TDS MONITORING-SEE PART VI.A.2.G OF RATIONALE. 30 DAY AVG. IF HIGHEST MONTHLY AVG. DURING PERIOD REPRTD.
<br />EPA Form 3320-1 (Rev.01/06) Previous editions may be used.
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