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PERMITTEE NAME/ADDRESS (Include Facility Name/Location if Different) NAME: Seneca Coal Cc LLC ADDRESS: PO Box 670 Hayden, CO 81639 -0670 FACILITY: SENECA MINE COMPLEX LOCATION: 37766 RCR 53 HAYDEN, CO 81639 ATTN: Roy Karo, GM NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) DISCHARGE MONITORING REPORT (DMR) 000000221 010 -A PERMIT NUMBER DISCHARGE NUMBER MONITORING PERIOD MM /DD/YYYY MM /DD/YYYY 04/01/2014 06/30/2014 Form Approved OMB No. 2040 -0004 DMR Mailing ZIP CODE: 86001 MAJOR ROUTT DSCHG TO TRIB /GRASSY CREEK External Outfall No Discharge NAMEMTLE PRINCIPAL EXECUTIVE OFFICER I—* underperraltyo fIewthattN, chewiestandellattachmenkwerepreparedundermydaecbmor TELEPHONE DATE supervislon In acconiance wdh a system designed to sawn, that qualified personnel property gather and eluete the Information submitted. Based on my inquiry at the person or persons who manage the 70 V\ h system, a those person. directly responsible for gathering the information, the information submitted Is, , fe beat of my knovdedge and beget, sue, accurate, and complete 1 am aware that there are Q p p —rQOt bin cen l pmeitlea for submitting fake Informabon.Including the possibility of fine and imprisonment for SIGNATU E OF PRINCIPAL EXECUTIVE OFFICER OR —1� 4�3. 7 7 ©- TYPED OR PRINTED ng violations. AUTHORIZED AGENT AR—c-- I NUMBER I MMfDD/YYYY COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here) 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. EPA Fortin 33204 (Rev.01 106) Previous editions may be used. 03/28/2014 Page 1 QUANTITY OR LOADING QUALITY OR CONCENTRATION NO. FREQUENCY SAMPLE PARAMETER EX OF ANALYSIS TYPE VALUE VALUE UNITS VALUE VALUE VALUE UNITS pH SAMPLE MEASUREMENT ...... ,..... ...... ...... 0 � 0040010 PERMIT ••'•'" """ •"'• ' 6.5 ..... SU Monthly INSITU Effluent Gross REQUIREMENT MINIMUM MAXIMUM Solids, settleable SAMPLE MEASUREMENT • "• *' «` *• *• •**' *• •• "• "* i O e �e 0054510 PERMIT •*• "•" *"' *' • ~••' "` "•• Req. Mon. .5 ME Monthly GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX Iron, total recoverable SAMPLE MEASUREMENT *• * "' *`•••• • "` *" • " "'• I O vv1000 a O O O '31q0 4roJo PERMIT •`•••* •'•••• `•'••• • "•" *` Req. Mon. uglL Monthly GRAB 0098010 Effluent Gross REQUIREMENT 30DA AVG DAILY MX Copper, potentially dissolved SAMPLE MEASUREMENT " " "` " "•• "'••` ` ~• ** ,,// `Q•� `O 6 0130610 PERMIT •••• "' "`•" •• "" " " "`* Req. Mon. Req. Mon. ug /L Monthly GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX Selenium, potentially dissolvd SAMPLE MEASUREMENT ••`••' ••`••• •• " ** ••' *•` j, O`L� O � 3 _f tMon. r PERMIT •• *'•• •••••' "•`•` •• "" Req. Mon. Req. ug /L Monthly GRAB 0132310 Effluent Gross REQUIREMENT 30DA AVG DAILY MX Oil and grease SAMPLE MEASUREMENT "'•" •••••• -• *• «• ...... .. : « +. e r PERMIT ` « "" '• " "' •` "` "' •• "" " "" 10 mg /L Contingent GRAB 0358210 Effluent Gross REQUIREMENT INST MAX Flow, in conduit or thru treatment pla it SAMPLE MEASUREMENT a I • i oatd Ivq *• "" " "•` •• "•' ' " " *• O PERMIT Req. Mon. Req. Mon. MGD '• " "" •' " "` •• "" " "" Monthly INSTAN 5005010 Effluent Gross REQUIREMENT 30DA AVG I DAILY MX NAMEMTLE PRINCIPAL EXECUTIVE OFFICER I—* underperraltyo fIewthattN, chewiestandellattachmenkwerepreparedundermydaecbmor TELEPHONE DATE supervislon In acconiance wdh a system designed to sawn, that qualified personnel property gather and eluete the Information submitted. Based on my inquiry at the person or persons who manage the 70 V\ h system, a those person. directly responsible for gathering the information, the information submitted Is, , fe beat of my knovdedge and beget, sue, accurate, and complete 1 am aware that there are Q p p —rQOt bin cen l pmeitlea for submitting fake Informabon.Including the possibility of fine and imprisonment for SIGNATU E OF PRINCIPAL EXECUTIVE OFFICER OR —1� 4�3. 7 7 ©- TYPED OR PRINTED ng violations. AUTHORIZED AGENT AR—c-- I NUMBER I MMfDD/YYYY COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here) 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. EPA Fortin 33204 (Rev.01 106) Previous editions may be used. 03/28/2014 Page 1