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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) F <br /> <br />DISCHARGE MONITORING REPORT (DMR) orm Approved <br />OMB N <br /> <br />PERMITTEE NAME/ADDRESS (Include Facility Name/Location if Different) o. 2040-0004 <br />NAME: Oxbow Mining LLC <br />ADDRESS: PO Box 535 000000132 017-A DMR Mailing ZIP CODE: 81424-0535 <br />Somerset, CO 81424-0535 PERMIT NUMBER DISCHARGE NUMBER MINOR <br />FACILITY: SANBORN CRK & ELK CRK MINES <br /> <br />LOCATION: 3737 HIGHWAY 133 MONITORING PERIOD GUNIS <br />SURF RUNOFF TO N <br />FK GUNIS RIV <br />SOMERSET, CO 81434 MM/DD/YYYY MM/DD/YYYY . <br />External Outfall <br />ATTN: James T. Cooper, EVP FROM 04/01/2010 TO 04/30/2010 No Discharge <br />PARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION <br />NO. <br />FREQUENCY SAMPLE <br /> EX <br />?( OF ANALYSIS TYPE <br />VALUE VALUE UNITS VALUE VALUE <br />pH VALUE UNITS <br />SAMPLE <br />" <br />MEASUREMENT <br />"" <br />•••», <br />0040010 <br />PERMIT """ <br />Effluent Gross <br />5 <br />•f??• •»»• 6 <br />. <br />REQUIREMENT <br />MINIMUM g SU <br /> <br />Solids, total suspended SAMPLE MAXIMUM Monthly INSITU <br />MEASUREMENT '-•••- <br />0053010 <br />PERMIT """' •_•--• •••», .,.... <br />Effluent Gross <br />35 <br />REQUIREMENT <br />30DA AVG <br />Solids <br />settleable 70 <br />DAILY MX mg/L <br />Monthly GRAB <br />, <br />SAMPLE <br /> <br />MEASUREMENT <br />""" -»••- <br />0054510 <br />PERMIT <br />Effluent Gross REQUIREMENT ••*-- » '»'» Req. Mon. <br />Req. Mon. <br />mUL <br />30DA AVG <br />Iron, total (as Fe) SAMPLE <br />" DAILY MX Monthly GRAB <br />MEASUREMENT <br />"" """ """ ••_•-• <br />0104510 <br />PERMIT ""•' <br />Effluent Gross REQUIREMENT 3000 6000 <br />ug/L <br />30DA AVG <br />Oil and grease SAMPLE <br />"• DAILY ILY MX Monthly rGZI <br />MEASUREMENT <br />"' """` """ <br />"'•••• •••»_ <br />0358210 PERMIT "_"' <br />Effluent Gross <br />••»„ *»»•»•• ""•' <br />REQUIREMENT <br />T M <br />mg/ <br />L <br />Flow, in conduit or thru treatment plant SAMPLE INS <br />AX Contingent GRAB <br />MEASUREMENT ••_•-_ •,.». <br /> <br />500501 0 PERMIT Req. Mon. R Mon. MaaUd <br />Effluent Grncc _ eq• ••_•*_ ...». ,,,,,, <br />REQUIREMENT 30DA AVh DAILY MX _ °°° •"•'• <br />Oil and grease visual <br />SAMPLE <br />" Monthly INSTAN <br />MEASUREMENT <br />"" •- <br />840661 0 .• • » <br />PERMIT Req. Mon. 7=1:N=0 <br />Effluent Gross <br />»'» •"»' <br />REQUIREMENT INST MAX <br />""" <br />••'••• <br /> Monthly VISUAL <br />N ME/TITLEPRINCIPALEXECUTIVEOFFICER l"i?waeP`°ahyafl Ih dmin«mnem.naau•n,chm?n„w.mMp d „?,mydi?1 <br />snPervtatan in M,dance -h a y„em d-g-d m as - mat <br />uahr <br />d <br />d r <br />q <br />< <br />Penannel pr'a -y Bamer an <br />ev lame the mfurmamn submit, W. B-d an my utquiry of the Person ur Persons wtx ,Le <br />• system, ur thaw P -s directly rcspudible (m Batheritq{ the infomutioo, the info Bsuon brained is. <br />the besBnbchcf. w <br />urate <br />and ca <br />I TELEPHONE DATE <br />, <br />, <br />mp - <br />am e that there are siBnificnm <br />P <br />nBfa, fttLfar r <br />iff- <br />kwwmg <br />J <br /> <br /> <br />70 9Zg-5/zZ <br />iL <br />TYPED OR PRINTED SIGNCIPALEXE TI <br />AE FFI ER OR 6 <br />-e <br />J <br /> <br />HORIZED AGENT <br />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here) <br />ucEnc.d. NUMBER <br />MMlDDMYY <br />TSS 8 TOTAL IRON LIMITS WILL BE WAIVED, AND SETTLEABLE SOLIDS LMT APPLIES FOR -10YR,24HR PRECIP EVENT; SETTLEABLE SOLIDS LIMIT MAY BE <br />FOR RQMNTS. TDS MONITORING - SEE PART VI.A.2.G OF RATIONALE <br />30 DAY AV WAIVED <br /> <br />. <br />G IS HIGHEST MONTHLY AVG. DURING PERIOD RPTD FOR >10 YR,24HR EVERT-SEE I.A.1,PP 4-5, AND I.A.2., P 5 <br />EPA Form 3320.1 (Rev.01/06) Previous editions may be used. <br /> Page 1 <br />