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PERMITTEE NAME/ADDRESS (Include Facility Name/Location if Different) <br />NAME: Oxbow Mining LLC <br />ADDRESS: PO Box 535 <br />Somerset, CO 81434-0535 <br />FACILITY: SAN13ORN 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 />000000132 012-A <br />PERMIT NUMBER DISCHARGE NUMBER <br />MONITORING PERIOD <br />MM/DD/YYYY MM/DD/YYYY <br />F/01/2015 06/30/2015 <br />Form Approved <br />OMB No 2040-0004 <br />DMR Mailing ZIP CODE: 81424-0535 <br />MINOR <br />GUNIS <br />SEDIMENT POND TO ELK CREEK <br />External Outtall <br />No Discharge r7 I <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER <br />I certify under penalty of law that this document and all attachments were prepared under my direction or <br />supervision in accordance wrath a system designed to assure that qualified personnel properly gather arid <br />valuate the mformatlon submitted Based on my inquiry of the person or persons who manage the <br />system, or those persons directly responsible for gathering the information the information submitted rs <br />to the best of my knowledge and belief true accurate and complete I am aware that there are <br />significant penalties for submitting false information including the possibility of fine andurpnsonment for <br />knowing violations <br />QUANTITY OR LOADING <br />QUALITY OR CONCENTRATION <br />NO. <br />FREQUENCY <br />SAMPLE <br />PARAMETER <br />SIGNATURE OF PRINCIPAL EXECUTIVE OFFICER OR <br />AUTHORIZED AGENT <br />EX <br />OF ANALYSIS <br />TYPE <br />VALUE <br />VALUE <br />UNITS <br />VALUE <br />VALUE <br />VALUE <br />UNITS -i <br />pH <br />SAMPLE <br />...... <br />...... <br />.*.._. <br />.....* <br />MEASUREMENT <br />0040010 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />**'"* <br />****** <br />'****' <br />6.5 <br />MINIMUM <br />**.*" <br />9 <br />MAXIMUM <br />SU <br />Monthly <br />INSITU <br />Solids, total suspended <br />SAMPLE <br />****'* <br />****** <br />•*••*• <br />***•*• <br />MEASUREMENT <br />0053010 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />****** <br />****** <br />****** <br />****** <br />35 <br />30DA AVG <br />70 <br />DAILY MX <br />mg/L <br />Monthly <br />GRAB <br />Solids, settleable <br />SAMPLE <br />****** <br />****** <br />*•*_** <br />•_•*** <br />MEASUREMENT <br />005451 0 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />'***** <br />****** <br />**"** <br />*'*'*' <br />Req. Mon. <br />30DA AVG <br />Req. Mon. <br />DAILY MX <br />mUL <br />Monthly <br />GRAB <br />Iron, total [as Fe] <br />SAMPLE <br />*****' <br />****** <br />**•**• <br />•_*•** <br />MEASUREMENT <br />0104510 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />*'**** <br />****** <br />****** <br />****** <br />3000 <br />30DA AVG <br />6000 <br />DAILY MX <br />ug/L <br />Monthly <br />GRAB <br />Oil and grease <br />SAMPLE <br />****** <br />*••*** <br />•_•••_ <br />•_•___ <br />••_••* <br />MEASUREMENT <br />0358210 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />**"** <br />****** <br />****** <br />****** <br />****** <br />10 <br />INST MAX <br />mg/L <br />Contingent <br />GRAB <br />Flow, in conduit or thru treatment plat <br />SAMPLE <br />•__••_ <br />_•_*** <br />.....• <br />...... <br />MEASUREMENT <br />500501 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 />****** <br />*'**** <br />Monthly <br />INSTAN <br />Solids, total dissolved <br />SAMPLE <br />*****' <br />****** <br />****** <br />•_•••• <br />MEASUREMENT <br />702951 0 <br />Effluent Gross <br />PERMIT <br />REQUIREMENT <br />****** <br />****** <br />****** <br />****** <br />Req. Mon. <br />QRTR AVG <br />Req. Mon. <br />DAILY MX <br />mg/L <br />Quarterly <br />GRAB <br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER <br />I certify under penalty of law that this document and all attachments were prepared under my direction or <br />supervision in accordance wrath a system designed to assure that qualified personnel properly gather arid <br />valuate the mformatlon submitted Based on my inquiry of the person or persons who manage the <br />system, or those persons directly responsible for gathering the information the information submitted rs <br />to the best of my knowledge and belief true accurate and complete I am aware that there are <br />significant penalties for submitting false information including the possibility of fine andurpnsonment for <br />knowing violations <br />TELEPHONE <br />DATE <br />i -R �„ LL(, G �l <br />TYPED OR PRINTED <br />L/1 /) <br />G <br />SIGNATURE OF PRINCIPAL EXECUTIVE OFFICER OR <br />AUTHORIZED AGENT <br />AREACode I NUMBER <br />MM/DD/YYYY <br />UUMNItN I5 ANU tAVLANA IIUN Ur ANY VIOLA HLIN5 (Reference all attachments here) <br />TSS & TOTAL IRON LIMITS WILL BE WAIVED, AND SETTLEABLE SOLIDS LMT APPLIED FOR <=10YR,24HR PRECIP EVENT;SETTLEABLE SOLIDS LIMIT MAY BE WAIVED FOR >10YR,24HR <br />EVENT -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 REPRTD. <br />EPA Form 3320-1 (Rev.01106) Previous editions may be used. 10/17/2013 Page 1 <br />