2014-10-29_HYDROLOGY - C1982056 (5)

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PERMITTEE NAME /ADDRESS (Include Facility Name/Location if Different) NAME: Twentymile Coal LLC ADDRESS: 29515 Routt CR 27 Oak Creek, CO 80467 FACILITY: MINES 1 &2 AND ECKMAN PARK MINE LOCATION: 29515 RCR #27 OAK CREEK, CO 80467 ATTN: Patrick Sollars, GM NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) DISCHARGE MONITORING REPORT (DMR) 000027154 MON -7 PERMIT NUMBER DISCHARGE NUMBER MONITORING PERIOD MM /DD/YYYY MM/DD /YYYY 09/01/2014 09/30/2014 Form Approved OMB No. 2040 -0004 DMR Mailing ZIP CODE: 80467 MAJOR (SUBR JC) ROUTT MINE 1, POND F TO FOIDEL CREEK External Outfall No Discharge M NAME/TITLE PRINCIPAL EXECUTIVE OFFICER I certify under penalty of law that this document and all attachments were prepared under my direction or super ision in accordance vath a system designed to assure that qualified ' personnel pro perlyg9ather and QUANTITY OR LOADING QUALITY OR CONCENTRATION NO. FREQUENCY SAMPLE PARAMETER t 1,41' V v r+ 1 1 i `�i }T "1 EX OF ANALYSIS TYPE VALUE VALUE UNITS VALUE VALUE VALUE UNITS Arsenic, total [as As] SAMPLE * * * * ** * * * * ** * * * * ** * * * * ** MEASUREMENT 010021 0 PERMIT * * * * ** * * * * ** * * * * ** * * * * ** Req. Mon. Req. Mon. ug /L Monthly GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX Zinc, potentially dissolved SAMPLE * * * * ** * * * * ** * * * * ** * * * * ** MEASUREMENT 013031 0 PERMIT * * * * ** * * * * ** * * * * ** * * * * ** Req. Mon. Req. Mon. ug /L Monthly GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX Chromium, trivalent, potentially SAMPLE * * * ** * * * * ** * * * * ** * * * * ** dissolvd MEASUREMENT 013141 0 PERMIT * * * * ** * * * * ** * * * * ** * * * * ** Req. Mon. Req. Mon. ug /L Monthly GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX Lead, potentially dissolvd SAMPLE * * * * ** * * * * ** * * * * ** * * * * ** MEASUREMENT 013181 0 PERMIT * * * * ** * * * * ** * * * * ** *** * ** Req. Mon. Req. Mon. ug /L Monthly GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX Nickel, potentially dissolvd SAMPLE * * * * ** * * * * ** * * * * ** * * * * ** MEASUREMENT 01322 1 0 PERMIT * * * * ** * * * * ** * * * * ** * * * * ** Req. Mon. Req. Mon. ug /L Monthly GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX Selenium, potentially dissolvd SAMPLE * * * * ** * * * * ** * * * * ** * * * * ** MEASUREMENT 013231 0 PERMIT * * * * ** * * * * ** * * * * ** * * * * ** Req. Mon. Req. Mon. ug /L Monthly GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX NAME/TITLE PRINCIPAL EXECUTIVE OFFICER I certify under penalty of law that this document and all attachments were prepared under my direction or super ision in accordance vath a system designed to assure that qualified ' personnel pro perlyg9ather and TELEPHONE DATE valuat the information submitted. Based on my inquiry of the person o persons who manage the system or those perso s drectly responsible for gather ng the f tin. the informal on submitted 's to the b t or my kn wl dge and belief true accurate and complete. I am aware that there are signi cant penalties for submi ling faEe nformation nclud ng the poss bility of fne and mprisonment for � i t 1,41' V v r+ 1 1 i `�i }T "1 ,{�'� !' /�) J'7(' Z 7��/ (V c � OF PRINCIPAL EXECUTIVE OFFICER OR vowing violations. AUTHORIZED AGENT TYPED OR PRINTED ARFA Code I NUMBER I MM/DD /YYYY COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here) EPA Form 3320 -1 (Rev.01 106) Previous editions may be used. 08/26/2013 Page 1