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PERMITTEE NAME /ADDRESS (Include Facility NameiLocahon 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 Mike Ludlow Exec VP <br />NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) <br />DISCHARGE MONITORING REPORT (DMR) <br />C00000132 017 -A <br />PERMIT NU BER I H GE U B R <br />MONITORING PERIOD <br />MWDD/YYYY MM/DD/YYYY <br />5/01/2014 05/31/2014 <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 RIV <br />External Outfall <br />No Discharge <br />PARAMETER <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 />pHSAMPLE <br />*'• «' <br />* « +•+ <br />* » +.. <br />...,« <br />MEASUREMENT <br />0040010 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />•• <br />6.5 <br />MINIMUM <br />'•••`• <br />g <br />MAXIMUM <br />SU <br />Month y <br />INSITU <br />Solids, total suspended <br />SAMPLE <br />•' * «• <br />• *_` *_ <br />_ *• * +• <br />...... <br />MEASUREMENT <br />0053010 <br />Effluent Gross <br />Solids, settleable <br />PERMIT <br />REQUIREMENT <br />SAMPLE <br />•_ "•* <br />_` * *« <br />• »• +* <br />• + *__• <br />• * + ». <br />• » *» <br />+,•,,, <br />,,..., <br />30DA 35 <br />AVG <br />70 <br />DAILY MX <br />mg /L <br />Monthly <br />GRAB <br />MEASUREMENT <br />00545 1 0 <br />Effluent Gross <br />Iron, total [as Fe] <br />PERMIT <br />REQUIREMENT <br />SAMPLE <br />«'_ *• <br />• «•« <br />., «'• <br />. » *,* <br />' «' *' <br />. » »* <br />+ * " *' <br />.,, ». <br />Req. Mon <br />30DA AVG <br />Re Mon. <br />DAILY MX <br />mUL <br />Month y <br />GRAB <br />MEASUREMENT <br />0104510 <br />Effluent Gross <br />Oil and grease <br />PERMIT <br />REQUIREMENT <br />SAMPLE <br />«' «' <br />•' «•• <br />* * »•_ <br />* » »_* <br />«»» <br />* » »* <br />...,,. <br />..,,,* <br />30DA AVG <br />,,,,,, <br />DAI000 <br />MX <br />ug /L <br />Monthly <br />GRAB <br />MEASUREMENT <br />035821 0 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />• + + »• <br />»• *» <br />* * »» <br />. »,,, <br />'�'��• <br />10 <br />mg /L <br />Contingent <br />GRAB <br />Flow, m conduit or thru treatment plat <br />SAMPLE <br />, *,,,, <br />, «• <br />INST MAX <br />,•��,• <br />MEASUREMENT <br />•� *� <br />50050 1 0 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />Req. Mon. <br />30DA AVG <br />Req. Mon. <br />DAILY MX <br />MGD <br />• » «` <br />+•••« <br />» »�f <br />»�' <br />Monthly <br />INSTAN <br />Oil and grease visual <br />SAMPLE <br />• " «• <br />,,. *., <br />, *,,,, <br />,,,,,• <br />MEASUREMENT <br />•� +•_� <br />840661 0 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />"'•' <br />Req. Mon. <br />INST MAX <br />Y =1;N =0 <br />• " «• <br />"•` -- <br />��•�� <br />»..,. <br />Monthly <br />VISUAL <br />NAMEITITLE PRINCIPAL EXECUTIVE OFFICER <br />I Gerrity urger pertly of law thai'hra document and all attachments were prepared under my direction or <br />supennswn in accordance a system desgned to assure that qualified personnel properly gather and <br />valuate he inlorma wn submrted Based on my ingwry of he person or persons ww managed e/� <br />system or those persons doecdy reeponsible for gathering the mformabon the informabon sutxndted <br />to the best of my knowledge and belief true accurate and complete I am aware that Ihere are <br />significant penalties for subm mng take information inducing the possib ,iRy of fine and imprisonment for <br />n —nig uasons <br />lll...iii r <br />TELEPHONE DATE <br />u <br />�rP3 I K{ <br />gi0 '92y -.SBa �i /2tr/ <br />$IGNATURF OF PRINCIPAL EXECUTIVE OFFICER OR <br />AUTHORIZED AGENT <br />TYPED OR PRINTED <br />CrlYtlCUI'C Aun ­11 wuw <br />alien coda <br />NUMBER 1111111110111floolyYyy <br />ivn yr nn s vivo• I ON5 (Reference all attachments here) <br />TSS & TOTAL IRON LIMITS WILL BE WAIVED, AND SETTLEABLE SOLIDS LMT APPLIES FOR <= 10YR,24HR PRECIP EVENT - SETTLEABLE SOLIDS LIMIT MAY BE WAIVED FOR >10YR,24HR <br />EVERT -SEE I.A.1,PP 4 -5, AND I.A.2., P 5 FOR RQMNTS. TDS MONITORING - SEE PART VI.A.2.G OF RATIONALE. 30 DAY AVG IS HIGHEST MONTHLY AVG DURING PERIOD RPTD <br />EPA Form 3320 -1 (Rev.01 106) Previous editions may be used. <br />10/17/2013 Page 1 <br />