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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) <br />DISCHARGE MONITORING REPORT (DMR) <br />PERMITTFE NPMf ADDRESS (/nc/udeFacAtyName/LocationdDifferent) <br />NAME: Oxhow Mining LLC <br />ADDRESS: FO Box 535 <br /> Somerset, CO 81424-0535 <br />FACILITY: SANBORN CRK & ELK CRK MINES <br />LOCATION; 3737 HIGHWAY 133 <br /> SOMERSET, CO 81434 <br />ATfN: James T. Cooper, EVP <br />000000132 009A <br />PERMIT NUMBER DISCHARGE NUMBER <br />MONITORING PERIOD <br />MM/DD/YYYY MM/DD/YYYY <br />FROM 08/01/2009 TO 08/31/2009 <br />Form Approved t <br />OMB No. 2040-0004 <br />DMR Mailing ZIP CODE: 81424-0535 <br />MINOR <br />GUNIS <br />SURF RUNOFF TO N FK GUNIS RIVR <br />External Outfall <br />No Discharge z] <br /> <br />PARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION NO. FREQUENCY SAMPLE <br /> EX OF ANALYSIS TYPE <br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS <br />PH SAMPLE <br /> MEASUREMENT <br />004001 0 PERMIT "" "` 6:5 "' •• 9 3U <br />Effluent Gross REQUIREMENT MINIMUM'' MAXIMUM Monthly INSITU <br />Solids, total suspended SAMPLE ,„„. ,•„„ ,„, ,,,„ <br /> MEASUREMENT <br />005301 0 PERMIT *•'*'.` 35--' -' 70 mg/L <br />Effluent Gross REQUIREMENT 30DAAVG=, .•' DAILYMX Monthly GRAB <br />Solids, settleable SAMPLE <br /> MEASUREMENT <br />00545 1 0 PERMIT Req: Mona Req.Mon. mUL <br />Effluent Gross REQUIREMENT 30DA"AVG DAILY,MX` Monthly GRAB <br />Iron, total (as Fe) SAMPLE <br /> MEAS <br />UREMENT <br />0104510 PERMIT ' 3500 <br />. 7000 ug/L <br />Effluent Gross REQUIREMENT 30DA AVG <br />: DAILY MX Monthly, GRAB <br />Oil and grease SAMPLE <br /> MEASUREMENT <br />0358210 PERMIT `***** '*'** '*• 10 mg/L <br />Effluent Gross REQUIREMENT INST MAX Contingent GRAB <br />Flow, in conduit or thru treatment plant SAMPLE ,„,,, ,, „, ,,,,,, •? „ <br /> MEASUREMENT <br />500501 0 PERMIT Req.-Mon.` Req. Mon. MgaUd **•'*' `••' ••••• *•*•„ <br />Effluent Gross REQUIREMENT 30DA AVG' DAILY MX Monthly INSTAN <br />Oil and grease visual SAMPLE ..„ <br /> MEASUREMENT <br />84066 1 0 PERMIT Req. Mon: Y=1;N=0 •`* * **•••• *****• <br />Effluent Gross REQUIREMENT INST MAX Monthly VISUAL <br />AME/TITLE PRINC PAL EXECUTIVE OFFICER ondcrprnalrynflawdutthsdwumenlavdallauachmemswercprcp-d der ydimcdanor <br />suprnis n in ecordance with a system assigned m assuehm qualiried personnel properly gather and <br />evaluato the informarion submived. Based m my i quiry ofthe person or <br />ons w mana <br />e the a TELEPHONE DATE <br /> p <br />g <br />sysr or those perso directly rc p Bible for gathering the inpfomuuon, the infommtion submincd u, <br />kr. <br />s <br />r <br />r <br />i, <br />di <br />o <br />me is r ??? <br /> <br />7 <br />, Y <br /> <br />y <br /> p-11 ?s <br />for <br />-b <br />mumg f h, mforf <br />inclu <br />ng the possibilay of r-and impris <br />a <br />m far hIm- ng 4 { <br /> <br />TYPED OR PRINTED L,olatmns. SIGN RE OF PRINCIPAL EXECU VE OFFICER OR <br /> AUTHORIZED AGENT AREA Cade NUMBER MMIDD/YYYY <br />-----•-. •--• •• • •••-- •-••• •-.....?.. ...,. v. n,. , ,rv a.?+rrvr..a tr?crcr clra.c all CLLaL.11111c11W IICI C) <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 EVENT-SEE I.A.1,PP 4-5, AND <br /> I.A.2, P. 5 <br />FOR ROMNTS.TDS MONITORING-SEE PART VI.A.2.G OF RATIONALE. 30 DAY AVG. IF HIGHEST MONTHLY AVG. DURING PERIOD REPRTD. <br />EPA Form 3320-1 (Rev.01106) Previous editions may be used. Page t