2012-08-30_HYDROLOGY - C1982057 (3)

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PARAMETER I certify under penally of law thatth,s document and all a,lac;unents were prepared under my direction or system my r that qualified personnel manage ana supervision h fon ah nneewmi tted o ge the volume th (hose persons submitted posed Inquiry the information, person nath i I b Ia ar Ihoac p directly resl,onsn le for or gathering the the in s who mo m on rabmin u, to the best of my knowledge and belief, true, accurate, and complete I am *t aware that there are signifennt penaliesrsubmdl,ngfalse infor m including the poss, bd, tyof fine and imprisonment for knonmg violations. QUANTITY OR LOADING QUALITY OR CONCENTRATION NO. EX FREQUENCY ANALYSIS SAMPLE TYPE VALUE VALUE UNITS VALUE VALUE VALUE UNITS pH 00400 Effluent Gross Effl uent Gross MEASUREMENT $-5 , .5 l 0 I A v -1- k. PERMIT REQUIREMENT *� *� "" ...• M INIMUM MAXIMUM SU Monthly JI INSITU Solids, settleable 00545 1 0 Effluent Gross SAMPLE MEASUREMENT <0.1 <0.9 ..b GAB " *.* "" PERMIT REQUIREMENT "" ""`" " "" " "" " """ "' Req. Mon. 30DA AVG 5 DAILY MX mL/L Mo hly Iron, total recoverable 00980 1 0 Effluent Gross SAMPLE MEASUREMENT „ " *„ < < j CJ < 1 PERMIT REQUIREMENT " " " " "" """ " "" 1000 30DA AVG Req. Mon. DAILY MX mg /L Monthly GRAB Oil and grease 0358210 Effluent Gross SAMPLE MEASUREMENT «.*, «« «. *.,, ....,. `�{ NA — ^— PERMIT REQUIREMENT ' " " " "* * * * * ** « « « « *« * « «. «« 10 INST MAX mg /L Contingent GRAB Flow, in conduit or thru treatment plant 50050 1 0 Effluent Gross SAMPLE MEASUREMENT / 0.0 Oa 6 0 DO 2 „ * "„ / J.I.e 5 PERMIT REQUIREMENT Req. Mon. 30DA AVG Req. Mon. DAILY MX MGD " * " *" ' * * " "* 1 Mo hly INSTAN Solids, total dissolved 70295 1 0 Effluent Gross SAMPLE MEASUREMENT , «.. ** „ « ",* 32O 3o 6jMata PERMIT REQUIREMENT " " " " "" " " "" "" "" " " "" " " "``" Req. Mon. QRTR AVG Req. Mon. DAILY MX mg /L Qua terly GRAB Oil and grease visual 84066 1 0 Effluent Gross SAMPLE MEASUREMENT *. « «,« , « « "., w V 0.5 PERMIT REQUIREMENT Req. Mon. INST MAX Y =1;N =0 Monthly VISUAL NAME /TITLE PRINCIPAL EXECUTIVE OFFICER I certify under penally of law thatth,s document and all a,lac;unents were prepared under my direction or system my r that qualified personnel manage ana supervision h fon ah nneewmi tted o ge the volume th (hose persons submitted posed Inquiry the information, person nath i I b Ia ar Ihoac p directly resl,onsn le for or gathering the the in s who mo m on rabmin u, to the best of my knowledge and belief, true, accurate, and complete I am *t aware that there are signifennt penaliesrsubmdl,ngfalse infor m including the poss, bd, tyof fine and imprisonment for knonmg violations. TELEPHONE DATE 7-29- 4 ,. ,p. 1 s tt,,til6 e • � a a .�'lt�: .7alJti SIGNATUR OF RINCIPAL EXECUTIVE OFFICER OR AUTHORIZED AGENT AREA Code I NUMBER MM /DD/YYYY PERMITTEE NAME /ADDRESS (Include Facility Name/Location if Different) NAME: Seneca Coal Co LLC ADDRESS: PO Box 670 Hayden, CO 81639 SENECA MINE COMPLEX 37766 RCR 53 HAYDEN, CO 81639 FACILITY: LOCATION: ATTN: Roy Karo, Rec Mgr NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) DISCHARGE MONITORING REPORT (DMR) FROM C00000221 PERMIT NUMBER 005 -A DISCHARGE NUMBER MONITORING PERIOD MM /DD /YYYY 04/01/2012 MM /DD/YYYY 06/30/2012 TO COMMENTS AITXPti4NATION OF ANY VIOLATIONS (Reference all attachments here) SETTLEABLE SOLIDS LIMITS WAIVED FOR >10YR,24HR PRECIP EVENT SU JECT TO BURDEN OF PROOF IN I.A.3. OIL &GREASE - SEE 1.8.1.X. TDS MONITORING - 1.8.2. • k . eNt tAot eA", ( A..) o 1, EPA Form 3320 -1 (Rev.01 /06) Previous editions may be used. Deisms-JoNv logicA 276 -52Q DMR Mailing ZIP CODE: 81639 MAJOR (SUBR JC) ROUTT DISCHARGE TO TRIB /DRY CREEK External Outfall F rm Approved OMB No. 2040 -0004 No Discharge 01/23/2012 Page 1