2012-08-30_HYDROLOGY - C1994082 (2)

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PARAMETER I cemf,y under lty uflaw Ihnt this dowment and all allachmenb were prepared under my duecnon or aap penu ma eeoN a nre w n haa stenrdeslgne I Per °vmum the those persons anb ct r Dosed le or mymry of the fo °r th en who mana uw system, or (hose Persons ducclly responsible far gathering the information, the information nrbnntled Is, to t h e best dilly knowledge and belief, true, accurate, and complete 1 ant aware that there are signdicant penalties fur submitting false mformntion, m< hudmg the poss bddy of fine and imprisonment for knowing valatr °na QUANTITY OR LOADING QUALITY OR CONCENTRATION NO. EX FREQUENCY ANALYSIS SAMPLE TYPE VALUE VALUE UNITS VALUE VALUE VALUE UNITS pH 00400 1 0 Effluent Gross MEASUREMENT *•• * «« .., «•. • t ' 16 U 1 '6. - 75 0 V V S PERMIT REQUIREMENT * * * * ** *• * * *• 6.5 MINIMUM 9 MAXIMUM SU Mont ly INSITU Solids, settleable 00545 1 0 Effluent Gross SAMPLE MEASUREMENT * " *, ** * *" ** * *� * ** < 0 . L 1 4.O. t ! C� � PERMIT REQUIREMENT ....**• * *' Req. Mon. 300A AVG .5 DAILY MX mL/L Mo hly GRi .6 Iron, total recoverable 00980 1 0 Effluent Gross SAMPLE MEASUREMENT ' Q () O 1 g 0 PERMIT REQUIREMENT * * * * ** * * * * ** * * * * ** 1000 30DA AVG Req. Mon, DAILY MX mg /L Mo hly GRAB Copper, potentially dissolved 01306 1 0 Effluent Gross SAMPLE MEASUREMENT * * * * ** * *•* ** * * * * ** g • . • PERMIT REQUIREMENT * * * * ** * * * * ** " * * * ** Req. Mon. 30DA AVG Req. Mon. DAILY MX u /L Morthly G Selenium, potentially dissolvd 01323 1 0 Effluent Gross SAMPLE MEASUREMENT * * * * ** * * * * ** C� • 3 !„ • 3 V Nv * * * * ** PERMIT REQUIREMENT * * * * ** * * * *•* Req. Mon. 30DA AVG Req. Mon. DAILY MX ug /L Monthly GRAB Oil and grease 0358210 Effluent Gross SAMPLE MEASUREMENT * *. * ** . **•*• ... * ** 1� /� f `-- PERMIT REQUIREMENT * * * * ** * * * * ** * * * * ** * * * * ** * * * *•* 10 INST MAX mg /L Contingent GRAB Flow, in conduit or thru treatment plant 50050 1 0 Effluent Gross SAMPLE MEASUREMENT 0. b5 3 0 0.053 53 c.) ****** V I /3 () ) 5 PERMIT REQUIREMENT Re Mon. 30D AVG Req. Mo DAILY MX MGD •• " " " ** Monthly INSTAN NAME /TITLE PRINCIPAL EXECUTIVE OFFICER I cemf,y under lty uflaw Ihnt this dowment and all allachmenb were prepared under my duecnon or aap penu ma eeoN a nre w n haa stenrdeslgne I Per °vmum the those persons anb ct r Dosed le or mymry of the fo °r th en who mana uw system, or (hose Persons ducclly responsible far gathering the information, the information nrbnntled Is, to t h e best dilly knowledge and belief, true, accurate, and complete 1 ant aware that there are signdicant penalties fur submitting false mformntion, m< hudmg the poss bddy of fine and imprisonment for knowing valatr °na TELEPHONE DATE MIMS J011011 * -. 2 `t 17— S IGNATUR OF PRINCIPAL EXECUTIVE OFFICER OR AUTHORIZED AGENT AREA Code NUMBER MMIDDIYYYY ar D PERMITTEE NAME /ADDRESS (Include Facility Name /Location if Different) NAME: ADDRESS: FACILITY: LOCATION: ATTN: Roy Karo, Rec Mgr Seneca Coal Co LLC PO Box 670 Hayden, CO 81639 SENECA MINE COMPLEX 37766 RCR 53 HAYDEN, CO 81639 COMMENT ANY VIOLATIONS (Reference all attachments here) EPA Form 3320 -1 (Rev.01 /06) Previous editions may be used. NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) DISCHARGE MONITORING REPORT (DMR) FROM GYMS % RA * Hydroloqic,t g7O) 276.6 C00000221 PERMIT NUMBER 010 -A DISCHARGE NUMBER MONITORING PERIOD MM /DD /YYYY 04/01/2012 MM /DD/YYYY 06/30/2012 TO SETTLEABLE SOLIDS LIMITS WAIVED FOR >10YR,24HR PRECIP EVENT SUBJECT TO BURDEN OF PROOF IN I.A.3. OIL &GREASE - SEE I.B,1.X. TDS MONITORING - I.B.2. C-kcAct L{ o DMR Mailing ZIP CODE: 81639 MAJOR (SUBR JC) ROUTT DSCHG TO TRIB /GRASSY CREEK External Outfall 01/23/2012 Form Approved OMB No. 2040 -0004 No Discharger] Page 1