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 />pH
<br />0040010
<br />Gross
<br />SAMPLE
<br />MEASUREMENT
<br />TYPED OR PRINTED
<br />PERMIT
<br />REQUIREMENT
<br />" ""
<br />6.5
<br />MINIMUM
<br />9
<br />MAXIMUM
<br />SU
<br />Monthly
<br />y
<br />INSITU
<br />Solids, total suspended
<br />0053010
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />»..—
<br />PERMIT
<br />REQUIREMENT
<br />35
<br />30DA AVG
<br />70
<br />MX 7D AV
<br />mg/L
<br />Monthly
<br />GRAB
<br />Solids settleable
<br />00545 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />PERMIT
<br />REQUIREMENT
<br />Req Mon.
<br />30DA AVG
<br />Req. Mon.
<br />DAILY MX
<br />mUL
<br />Monthly
<br />GRAB
<br />Iron, total (as Fe)
<br />010451 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />......
<br />PERMIT
<br />REQUIREMENT
<br />" ""
<br />3000
<br />30DA AVG
<br />6000
<br />DAILY MX
<br />ug /L
<br />Monthly
<br />GRAB
<br />Oil and grease
<br />0358210
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />PERMIT
<br />REQUIREMENT
<br />---"
<br />10
<br />INST MAX
<br />mg/L
<br />Contingent
<br />GRAB
<br />Flow, in conduit or thru treatment plant
<br />50050 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />PERMIT
<br />REQUIREMENT
<br />Req. Mon.
<br />30DA AVG
<br />Req. Mon.
<br />DAILY MX
<br />Mgal /d
<br />Monthly
<br />INSTAN
<br />Oil and grease visual
<br />84066 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />,....,
<br />PERMIT
<br />REQUIREMENT
<br />" "
<br />Req Mon.
<br />INST MAX
<br />Y =1,N =0
<br />" ""
<br />^ ""
<br />Monthly
<br />VISUAL
<br />NAi *tE /TITLE PRINCIPAL EXECUTIVE OFFICER
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<br />iJ
<br />r `'
<br />G � T,T6
<br />CON"
<br />—>' ��
<br />u
<br />TELEPHONE
<br />DATE
<br />,M�
<br />J w •• YV
<br />57 yL C .
<br />C V V L
<br />Y d 5! rQ�T
<br />9 _
<br />(/
<br />o4
<br />�
<br />N T / f }�
<br />GNATURE OF PRI CIPAL EXECUTIVE OFFICER OR
<br />/ AUTHORIZED AGENT
<br />AaEA Code NUMBER
<br />MM/ r D/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. SANBORN CRK & ELK CRK MINES
<br />LOCATION 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 />C00000132
<br />PERMIT NUMBER
<br />019 -A
<br />DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM /DD/YYYY
<br />05/01/2012
<br />MM /DD /YYYY
<br />05/31/2012
<br />TO
<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 [17
<br />11/09/2011 Page 1
<br />f
<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 I.A2, 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 />
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