2012-03-01_HYDROLOGY - C1982056 (2)

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PARAMETER amenta were prepared under me mnchon or I cennry under penalty of taw that dm doLumenl and au.mch supervs,on in auordance mth asystem des,gned to assure that qualified personnel proper', gamer and valuate the mfonnahon submitted Based on tn) t quiry of thep non or pz ons who manage the astern, or those persona directly respmrinle for gathering the Information the m(onnatton submitted La to the heal of mr knowledge aria behN, tale. accurate and comp., I am aware that there are significant vo tur: rihmnangtalsemtumahm,, nnchmmgtnepnsrnhannotrneananmprnwnmenunrwmwnng QUANTITY OR LOADING QUALITY OR CONCENTRATION NO. EX FREQUENCY OF ANALYSIS SAMPLE TYPE VALUE VALUE UNITS VALUE VALUE VALUE UNITS Flow, in conduit or thru treatment plant 50050 1 0 Effluent Gross SAMPLE MEASUREMENT —, „., ~.. ~ ~. PERMIT REQUIREMENT Req. Mon 30DA AVG Req Mon DAILY Mx Mgal /d ~ ~ ~ ~' ~'~~ Continuous RCORDR NAMEITITLE PRINCIPAL EXECUTIVE OFFICE amenta were prepared under me mnchon or I cennry under penalty of taw that dm doLumenl and au.mch supervs,on in auordance mth asystem des,gned to assure that qualified personnel proper', gamer and valuate the mfonnahon submitted Based on tn) t quiry of thep non or pz ons who manage the astern, or those persona directly respmrinle for gathering the Information the m(onnatton submitted La to the heal of mr knowledge aria behN, tale. accurate and comp., I am aware that there are significant vo tur: rihmnangtalsemtumahm,, nnchmmgtnepnsrnhannotrneananmprnwnmenunrwmwnng ! y J i / ∎ - I i 'G. . ' C- TELEPHONE DATE g ..1 , P'S- On � r`,G _ j ? ? 70 Q 7 C G.. �'`” l C ( C•- b/� l SIGNATURE OF PRINCIPAL EXECUTIVE OFFICER OR AUTHORIZED AGENT AREA Code NUMBER MM /DDIYYYY TYPED O R PRINTED PERMITTEE NAME /ADDRESS (Include Facility Name/Location if Different) NAME: Twentymile Coal Company ADDRESS: 29515 Routt CR 27 Oak Creek, CO 80467 FACILITY: LOCATION: MINES 1 &2 AND ECKMAN PARK MINE 29515 RCR #27 OAK CREEK, CO 80467 ATTN. JERRY NETTLETON, ENV SUPERVISR EPA Form 3320 -1 (Rev.01 /06) Previous editions may be used. NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) DISCHARGE MONITORING REPORT (DMR) FROM 000027154 PERMIT NUMBER 003 -A DISCHARGE NUMBER MONITORING PERIOD MM /DD /YYYY 12/01/2011 MM /DD/YYYY 12/31/2011 TO DMR Mailing ZIP CODE: 80467 MAJOR (SUBR JC) ROUTT MINE 1, POND B TO FOIDEL CREEK External Outfall Form Approved OMB No 2040 -0004 No Discharge r7r COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here) ALTERNATE LIMITS FOR TSS & IRON (MLOC =O) APPLY IF 10YR,24HR PRECIP. EVENT CLAIMED ALTERNATE LIMITS FORSETTLEABLE SOLIDS (MLOC =O) APPLY ONLY IF >10YR,24HR PRECIP EVENT CLAIMED. OIL & GREASE - SEE I C 19,PAGE 16 03/31/2011 Page 2