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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)
<br />DISCHARGE MONITORING REPORT (DMR)
<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: SANBORN CRK & ELK CRK MINES
<br />LOCATION: 3737 HIGHWAY 133
<br /> SOMERSET, CO 81434
<br />000000132 016-A
<br />PERMIT NUMBER DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM/DD/YYYY MM/DD/YYYY
<br />FROM 04/01/2011 TO 04/3012011
<br />Form Approved
<br />OMB No. 2040-0004
<br />DMR Mailing ZIP CODE: 81424-0535
<br />MINOR
<br />GUNIS
<br />SURFACE RUNOFF TO ELK CREEK
<br />External Outfall
<br />ATTN: James T. Cooper, EVP
<br />No Discharge
<br />
<br />
<br />
<br />ARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION E
<br />
<br />X
<br />NO.
<br />EX
<br />
<br />FREQUENCY
<br />OF ANALYSIS
<br />
<br />SAMPLE
<br />TYPE
<br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS
<br />pH SAMPLE ....«
<br />••,•.•
<br />Z?
<br />!
<br />...„•
<br />?
<br />? /?
<br />7
<br />'
<br /> MEASUREMENT • ' (
<br />0040010 PERMIT `»"• »"" •»»` 6.5 •••"` 9 SU
<br />Effluent Gross REQUIREMENT MINIMUM MAXIMUM Monthly INSITU
<br />Solids, total suspended SAMPLE ..«,.
<br />SO
<br />S
<br />< /+
<br />(;
<br />L
<br /> MEASUREMENT \
<br />, v
<br />V C
<br />I-,
<br />0053010
<br />PERMIT "'•" ••«•• •'•„ ,.,.,.
<br />35
<br />70
<br />g/L
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Solids, settleable SAMPLE
<br />«..«
<br />....«
<br />.«.«
<br />««„
<br /><0
<br />/
<br /><6
<br />1
<br />Q
<br /> MEASUREMENT . , Ml .
<br />005451 0 PERMIT Req. Mon. Req. Mon. UL
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Iron, total (as Fe) SAMPLE
<br />7 0
<br />Z6o
<br />C
<br />?
<br /> MEASUREMENT O 3L` 4'1G
<br />j
<br />0104510 PERMIT •"»' ""» »»" 3000 6000
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Oil and grease SAMPLE ,,.,„ «„„ .,..„ ,,„, •„«, r
<br />G
<br /> MEASUREMENT d i1/% o AG
<br />0358210 PERMIT •••••• „«.. ...«. .«.,. ..„..
<br />10
<br />9lL
<br />Effluent Gross REQUIREMENT INST MAX Contingent GRAB
<br />Flow, in conduit or thru treatment plant SAMPLE k t_ p
<br />/
<br />y •„«, ,„„, ,,,,„ ,„•„
<br />
<br />MEASUREMENT
<br />t
<br />N '
<br />+
<br />6
<br />C
<br />1 a
<br />500501 0 PERMIT Req. Mon. Req. Mon. 'Mgfilld
<br />'•• ••
<br />••'•••
<br />••'••'
<br />'••'••
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly INSTAN
<br />Oil and grease visual SAMPLE ,.,...
<br />v
<br />(?
<br />•? •«
<br />..««
<br /> MEASUREMENT /A O V/w
<br />84066 1 0 PERMIT Req. Mon. Y=1;N=0 `•••`• •'••" •••••• •••••.
<br />Effluent Gross REQUIREMENT INST MAX Monthly VISUAL
<br />AIi EXECUTIVE OFFICER
<br />
<br />NAME/TITLE PRINCIP
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<br />'up-i.. in aceaman a -h a syna,n des,gacd to asa a ha ynahrw pnsonnd pe,,1y ga her and
<br />
<br />_?
<br />
<br />TELEPHONE
<br />
<br />DATE
<br />
<br />
<br />Vr" avahuie the inforrrutivn submmcd. Based on my mytury of the person or petwns ge the
<br />rysrtm or those pnwnscdd.'venty respo,uible for gazhenng the inpfomuuoq the information submgitnmd u.
<br />Lo
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<br />Y< 7
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<br /> penalues Cor su
<br />ing falu
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<br />ludmg the poaibility of f and impris,mvxut for 6mring
<br />nanom. SIGNA E OF PRINCIPAL EXECUTI OFFICER OR /
<br />
<br />TYPED-OR PRINTED
<br />AUTHORIZED AGENT
<br />NUMBER M6Ormry
<br />?vmmcl? 1. -1. -1 -_ 1-1 -1 - I -_ "w". tr.elerer- GII 411G{411 mriva neref
<br />TSS & TOTAL IRON LIMITS WILL BE WAIVED, AND SETTLEABLE SOLIDS LMT APPLIED FOR -10YR,24 HR PRECIP EVENT;SETTLEABLE SOLIDS LIMITS MAY BE WAIVED FOR >10YR,24HR EVENT-SEE I.A.1, PP 4-5,
<br /> AND I.A.2., P. 5
<br />FOR RQMNTS. TDS MONITORING-SEE PART VIA.2.G OF RATIONALE. 30 DAY AVG IS HIGHEST MONTHLY AVG DURING PERIOD RPTD.
<br />EPA Form 3320.1 (Rev.01106) Previous editions may be used. Page 1
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