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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) Form Approved <br />DISCHARGE MONITORING REPORT (DMR) OMB No. 204110004 <br />PERMITTEE NAME/ADDRESS (Include Facility Name/Location if Different) <br />NAME: Oxbow Mining LLC <br />000000132 013-A DMR Mailing ZIP CODE: 81424-0535 <br />ADDRESS: Box 535 <br />Somerset, CO 81434-0535 <br />PERMIT NUMBER DISCHARGE NUMBER MINOR <br />So <br />FACILITY: SANBORN CRK & ELK CRK MINES GUNIS <br />LOCATION: 3737 MONITORING PERIOD RUNOFF TO N FORK GUNNISON R. <br />HIGHWAY <br />1 <br />SOMERSET <br />MM/DD/YYYY MM/DD /YYYY External Outfall <br />SOMERSET <br />CO 81434 <br />, <br />, <br />ATTN: James T. Cooper, EVP FROM 01/01/2011 TO 01/31/2011 No Discharge <br /> <br />PARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION NO. FREQUENCY SAMPLE <br /> FX OF ANALYSIS TYPE <br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS <br />pH SAMPLE <br /> <br />MEASUREMENT •»•» <br />""'• <br />""" <br />""" <br />0040010 <br /> <br />Effluent Gross PERMIT <br />.«»• <br />IM <br />.,.„, <br />SU <br /> REQUIREMENT MIN <br />UM MAXIMUM Monthly INSITU <br />Solids, total suspended SAMPLE <br /> MEASUREMENT •?•» »`•" """ """ <br />0053010 <br /> <br />Effluent Gross PERMIT •""' ••"" <br />"•" <br />•`»,+ <br />35 <br />70 <br /> <br />mgt <br /> REQUIREMENT AVG <br />30DA DAILY MX Monthly GRAB <br />Solids, settleable SAMPLE <br /> <br />MEASUREMENT •,,,,• <br />00545 1 0 <br /> <br />Effluent Gross PERMIT <br />REQUIR <br />•»'» Req. Mon. Req. Mon, mUL <br /> EMENT 30DA AVG DAILY MX Monthly GRAB <br />Iron, total (as Fe) SAMPLE <br /> <br />MEASUREMENT •-•,» <br />0104510 <br /> <br />Effluent Gross PERMIT """ "'"" ""•' <br />.,. 3000 6000 ug/L <br /> REQUIREMENT 30DA AVG DAILY MX Monthly GRAB <br />Oil and grease SAMPLE <br /> <br />MEASUREMENT ,•»,• <br />•"`•` <br />""" <br />""" <br />'•"" <br />0358210 <br /> PERMIT """ "'•" "'»• •»•" .«.?• <br /> <br />Effluent Gross <br />REQUIREMENT 10 <br />INST MAX mg/L <br />Contingent <br />GRAB <br />Flow, in conduit or thru treatment plant SAMPLE <br /> MEASUREMENT """ `•••'• •»•» -»-» <br />5005010 <br /> <br />Effluent Gross PERMIT Req. Mon. Req. Mon. Mgal/d •"'•• •.•••- <br />»• <br />...»• <br /> REQUIREMENT 30DA AVG DAILY MX Monthly INSTAN <br />Oil and grease visual SAMPLE <br /> <br />MEASUREMENT ,»•„ <br />'•"•• <br />••-•» <br />•»-» <br />84066 1 0 <br /> <br />Effluent Gross PERMIT Req. Mon. Y=1;N=0 •»••- <br />•»»• <br />.N». <br />.»••. <br />. REQUIREMENT INST MAX Monthly VISUAL <br />rv IYIGIIILh PR NGIPA tECUTIVEOFFICER p`"B1ry°"'" " °oc "`°"°da1a <br />supervision m wrdance wnh a yawn designed w auure Na gwlified P-:1whu properly gather ud TELEPHONE DATE <br />evaluate the inf uon submitted. hued on my inquiry <br />of the perw° ur Persona nuu the /- ?I <br />` ? rystem, or those P m dire i, responsible fm gathering the infomution, Nc m( don submitted u, J _? <br />eCr Y? o dre bat f.) knov ledge e d belief. tme. secumte, g d -Pltta I am --n that there arcs gnffl- 4`jo 9 rZ Q - j'I Z aZa3 // <br />paWUa for submming false informsuon, including the possibility of f e and itnprisoatnrnt for knowing <br />SIGNA E OF PRINCIPAL EXECUTIVE OFFICER OR <br />TYPED R PRINTED AUTHORIZED AGENT AREA cod. NUMBER MMIDD/YYYY <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- I OYR,24HR PRECIP EVENT; SETTLEABLE SOLIDS LIMIT MAYBE WAIVED FOR >10YR,24HR EVENT-SEE I.A.1,PP 4-5, AND <br /> IA.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 REPRTD. <br />EPA Form 3320-1 (Rev.01106) Previous editions may be used. <br />Pays 1