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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) Form Approved <br />DISCHARGE MONITORING REPORT (DMR) OMB No. 2040-0004 <br />PERMITTEE NAME/ADDRESS (Include FacililyName/LocaUon ifDhYeten# <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 />I 000000132 017A <br />PERMIT NUMBER DISCHARGE NUMBER <br />MONITORING PERIOD <br />MM/DD/YYYY MM/DD/YYYY <br />FROM 07/01/2009 TO 07/31/2009 <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 /> <br />QUANTITY OR LOADING <br />QUALITY OR CONCENTRATION NO. <br />EX <br />?( <br />FREQUENCY <br />OF ANALYSIS <br />SAMPLE <br />TYPE <br />PARAMETER <br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS <br /> SAMPLE <br />•»»- <br />pH MEASUREMENT <br />0040010 PERMIT -• • MINI6.5 MUM =_---= MAXIMUM SU Monthly INSITU <br />Effluent Gross REQUIREMENT <br />Solids, total suspended SAMPLE <br />MEASUREMENT .,„„ _„.» ».». „•„. <br />00530 1 0 PERMIT """ "'• _* „* • „-- 30DA 35 <br />AVG 70 <br />DAILY MX mgt Monthly GRAB <br />Effluent Gross REQUIREMENT <br /> <br />Solids, settleable SAMPLE <br /> <br />MEASUREMENT <br />...•„ <br />».„- <br />•.•„_ <br />•»_» <br />0054510 PERMIT Req. Mon. <br />3oDA AvG Req. Mon, <br />DAILY MX mL/L Monthly GRAB <br />Effluent Gross REQUIREMENT <br /> <br />Iron, total (as Fe) SAMPLE <br /> <br />MEASUREMENT <br />.„.„ <br />„»» <br />•».» <br />•»-» <br />01045 1 0 PERMIT 30DA AVG DAILY O MX U Monthly GRAB <br />Effluent Gross REQUIREMENT <br />Oil and grease SAMPLE <br /> MEASUREMENT <br />03582 1 0 PERMIT ...... •„» ...... INST MAX mg/L Contingent GRAB <br />Effluent Gross REQUIREMENT <br />Flow, in conduit or thru treatment plant SAMPLE <br />MEASUREMENT •»»• ••»- ••--„ ••-••• <br />50050 1 0 PERMIT Req. Mon. Req. Mon. MgaUd '`___` Monthly INSTAN <br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX <br />Oil and grease visual SAMPLE <br />MEASUREMENT »»» •»»- •-•»• -_-••- •» •• <br />84066 1 0 PERMIT <br /> <br />F Req. Mon. <br /> <br /> <br />INST MAX Y=1;N=0 <br />""" <br /> <br /> <br />onthly <br /> <br /> <br />ISUAL <br />Effluent Gross REQUIREMENT <br /> <br />MEITITLE PR CIP EXECUTIVE OFFICER t-rdry under peaalry of lawdf his documem and ill am h-. Una pmpascd und=my dhectiwa <br /> <br />ram- a d <br />m d,lg-a m as ma 1h. quAf.ad pmom d p Ply <br />u m ln.uo mn?- 4- <br /> <br />1 /? <br />4 TELEPHONE DATE <br /> ) <br />aviluam 16e mt ri submmd.. Based w my inqu'vy of d. person w Penous who muu6e the ? <br />47;?& / <br /> <br /> <br />r syacm, m dsose pecans directly responsible fm gadwnng de infosmauon, she mfmmariw $ubmived <br /> <br />1 am swarc Wr d- uc s. <br />.... aar <br />and complm <br />krwwtedge and belief <br />we <br />ac - <br />-t am <br />m dx b <br />'2 <br />f 70 Q Z 1- <br />57 <br />( <br />O •? ?,.„ 1? <br />S V <br />o <br />C ?s s . <br />, <br />. <br />, <br />. <br />y <br />o <br />peaalues Cm submining false infnrmauan, including 11M possibdiry of f- and -Pi-, for 6wsing <br />da n . <br />SIGN URE OF PRINCIPAL EXECUTIVE OFFICER OR <br /> <br />aaEe c <br />d . <br /> <br />NUMBER <br /> <br />MM/oo <br />rv <br />TYPED O PRINTED AUTHORIZED AGENT a <br />. m <br />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here) <br />TSS 8 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 EVERT-SEE I.A.1,PP 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 RPTD <br />EPA Form 3320-1 (Rev.01106) Previous editions may be used. Page 1