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i <br />NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) <br />DISCHARGE MONITORING REPORT (DMR) Fo? <br />d <br /> <br />PERMITTEE NAME/ADDRESS (Include Facility Name/Location it Different) MB No. 204 <br />O <br />OMB No. 2040-0004 <br />NAME: Oxbow Mining LLC <br />ADDRESS: PO Box 535 000000132 009-A <br /> <br />Somerset, CO 81424-0535 <br />PERMIT NUMBER <br />DISCHARGE NUMBER DMR Mailing ZIP CODE: 81424-0535 <br />FACILITY: SANBORN CRK & ELK CRK MINES MINOR <br />LOCATION: 3737 HIGHWAY 133 MONITORING PERIOD GUNIS <br />SOMERSET, CO 81434 <br />MM/DD/YYYY SURF RUNOFF TO N FK GUNIS RIVR <br /> <br />ATTN: J MM/DD/YYYY ExternalOutfall <br />ames T. Cooper, EVP FROM 04/01/2010 <br />TO 04/30/2010 <br />No Discharge <br />::PARAMETER QUANTITY OR LOADING <br /> QUALITY OR CONCENTRATION NO. FREQUENCY SAMPLE <br /> <br />VAL EX OF ANALYSIS TYPE <br />pH UE VALUE UNITS VALUE VALUE <br /> <br />SAMPLE VALUE UNITS <br />MEASUREMENT <br />»*••• <br />00400 1 0 •*•„? <br />PERMIT <br />Effluent Gross e•*••• „•••• »•••• 6 <br />5 <br />REQUIREMENT <br />Solids, total suspended . <br />MINIMUM 9 <br />MAXIMUM SU <br /> <br />SAMPLE Monthly INSITU <br />MEASUREMENT »'„ """ •»••• <br />• <br />0053010 <br />PERMIT <br />Effluent Gross <br />REQUIREMENT <br />Solids, se <br />ttleable 70 <br />LY MX <br /> <br />SAMPLE Monthly GRgg <br />MEASUREMENT <br />00545 0 <br />PRMIT <br />Effluent t Gross •+•• <br />REQUIREMENT <br />Iron, total (as Fe) , Mon. <br />LY MX mUL <br /> <br />SAMPLE Monthly GRAB <br /> <br />MEASUREMENT ., <br />0104510 <br />PERMIT Effluent Gross *••~ <br />REQUIREMENT <br /> <br />Oil and grease <br />30DA AVG 000 <br />DAILY MX <br />ug/L <br />SAMPLE Monthly GRAB <br />MEASUREMENT ..... •»••• *»f*• <br />0358210 +••••• <br />PERMIT <br />Effluent Gross •„••• »?•' <br />REQUIREMENT <br />Flow, in conduit or thru treatment plant ""'• 10 <br />INST MAX <br />mg/L <br /> <br />C <br />SAMPLE ontingent GRAB <br />MEASUREMENT <br />»*•*f <br />50050 1 0 ••'»' *•••?• ••„•? <br />PERMIT <br />Effluent Gross <br />D Req. Mon. <br />ann Re Mon. <br />MgaUd <br />Cf1111ocurar <br />.avss?GnICO11 <br />Oil and grease visual e evr_ <br />^?""•?+ M <br />uHILY M7( ....., „„?• . <br /> Monthly INSTAN <br />MEASUREMENT <br />••.•.. <br />84066 1 0 •,•„? •???? <br />PERMIT <br />Effluent Gross REQUIREMENT ••'••+ INSTMMAX Y=1;N=0 •••••+ ..•„. „•,„ ?•„„ <br /> Monthly VISUAL <br /> AME/TITLE PRINCIPAL EXECUTIVE OFFICER Icaa(Y undo peoalry of law hst his Jowmem and alle uclme swan Prcpued usWa my di,-m <br />supmvtsiun in accordance with a system dtsib d to a <br />J <br />s <br /> <br /> <br />` <br />eG uurc <br />ut qualified pctsomiel pm-ly ptbu vsd <br />e amain nei?fo ?d w. e.<d.?mr ngn y?finePe on wlam, eth, <br />system. or thox y rcspotuible for gathering the Mitt-tioq the inf tiw submitted is <br />to the best of my knowled <br />e and beli <br />f <br />TELEPHONE <br />DATE <br /> <br />r t , <br />g <br />e <br />. we, accumtc. +M compplete. 1 am aw that [bete <br />u< sign'ficmt <br />r r submitting false mf motion, ittclwlmg the pombiliry oft attd im <br />lati <br />i <br /> <br />9 <br /> <br /> <br />TYPED O <br />ons <br />pr <br />samtent fur ktwwtog <br /> <br />SIGNA E OF PRINCIPAL EXECU <br />/ <br />OFFICER OR <br />I?) <br />z?? s?? u 7 <br />OS O /? <br />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here) AUTHORIZED AGENT ?itEA coa. NIthIBER MM/oOM YY <br />TSS & TOTAL IRON LIMITS WILL BE WAIVED, AND SETTLEABLE SOLIDS LMT APPLIED FOR -10YR,24HR PRECIP EVENT; SETTLEABLE SOLIDS LIMIT MAY BE <br />FOR ROMNTS.TDS MONITORING-SEE PART VI.A.2.G OF RATIONALE. 30 DAY AVG <br />IF HIGHEST M WAIVE <br /> <br />. <br />ONTHLY AVG. DURING PERIOD REPRTD. <br />P D FOR >10 YR,24HR EVENT-SEE IA.1,PP 4-5 <br />AND I <br />A <br />2 <br />P <br />5 <br />E <br />A Forth 3320-1 (Rev,01/O6) Previous editions may be used. , <br />. <br />. <br />, <br />. <br /> Page 1