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PERMITTEE NAME/ADDRESS (Include Facility Name/Location if Different) NAME: New Elk Coal Company LLC ADDRESS: 12250 Highway 12 Weston CO 81091 FACILITY: New Elk Mine LOCATION: 12250 Highway 12 Weston, Co. 81091 ATTN: LOUIS HEAD, SECRETARY NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) DISCHARGE MONITORING REPORT (DMR) CO00009os 0018 PERMIT NUMBER DISCHARGE NUMBER MONITORING PERIOD MM /DD/YYYY MM /DD/YYYY 01/01/2015 TO 1 03/31/2015 Form Approved OMB No. 2040 -0004 DMR Mailing ZIP CODE: 81082 MINOR LAMAS Mine Water to Purgatoire River External Outfall No Discharge ❑X NAME/TITLE PRINCIPAL EXECUTIVE OFFICER ccndytmdcrpemlty oflaw that thisdocmnent and ailattachm tsM=ptepatodmtdermy direction or sup I.aamt000r�attce Mthaaystem designed to assure that goolirwd patwtmel pmperty paw and etaluute the information submitted. Basal on my inquiry of the person or pawro wiw rtmmpe Uw QUANTITY OR LOADING QUALITY OR CONCENTRATION EX EX FREQUENCY OF ANALYSIS SAMPLE TYPE PARAMETER Louis Head, Secretary systerr, arthowp� dirwtlymVansibla forpatlKn �einfammation, emram,at�, tt 1" to the best of my lmowkdga and belief, tme, acc rte, a w lete. l a axata dml Ihcm Bras f nt m ralw Wl wm, imiudinp the inyaimmrmxr 303 300 -8879 04/10/2015 AREA code VALUE VALUE UNITS VALUE VALUE VALUE UNITS 30 DAY AVERAGE IS HIGHEST MONTHLY AVG. DURING PERIOD REPORTED. TSS & TOTAL IRON LIMITS WILL BE WAIVED AND SETTLEABLE SOLIDS LIMITS APPLIED FOR < =10YR 24HR PRECIP EVENT- SETT.SOLIDS LIMIT WILL BE WAIVED FRO >10YR 24HR PRECIP.EVENT —SEE ALT LIMITS/BURDEN OF PROFF REQMNTS -IA.1 PG.3 SAMPLE . »._, , ».» . »». . » ». NO DISCHARGE Conductivity MEASUREMENT 000941 0 PERMIT 3.006 30DA AVG Req. Mon. DAILY MX dS /m Twice Per Month GRAB Effluent Gross REQUIREMENT SAMPLE pH MEASUREMENT 0040010 PERMIT 6.5 MINIMUM =" "' 9 MAXIMUM SU Twice Per Month INSITU Effluent Gross REQUIREMENT SAMPLE _.,.» ___ », _..». . ».,. NO DISCHARGE Bicarbonate ion- (as HCO3) MEASUREMENT 004401 0 PERMIT " Req. Mon. 30DA AVG Req. Mon. DAILY MX mg /L Twice Per Month GRAB Effluent Gross REQUIREMENT SAMPLE . » », _ »», . »». . »». NO DISCHARGE Solids total suspended MEASUREMENT 005301 0 PERMIT 35 30DA AVG 70 MX 7D AV mg /L Twice Per Month GRAB Effluent Gross REQUIREMENT SAMPLE . »», ».», _ »,» ___.» NO DISCHARGE Nitrogen ammonia total as N) MEASUREMENT 00610 1 0 PERMIT Req. Mon. 30DA AVG Req. Mon. DAILY MX mg /L Twice Per Month GRAB Effluent Gross REQUIREMENT SAMPLE _ »». , » »_ .»», NO DISCHARGE Calcium total (as Ca) MEASUREMENT . »». 0091610 PERMIT ' Req. Mon. 30DA AVG Req. Mon. DAILY MX mg /L Twice Per GRAB Effluent Gross REQUIREMENT Month Magnesium total (as Mg) SAMPLE ,,,.» . » ». . »». _ »... NO DISCHARGE MEASUREMENT 009271 0 PERMIT ""'"" """" "`"_ " """ Req. Mon. Req. Mon. mg /L Twice Per GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX Month NAME/TITLE PRINCIPAL EXECUTIVE OFFICER ccndytmdcrpemlty oflaw that thisdocmnent and ailattachm tsM=ptepatodmtdermy direction or sup I.aamt000r�attce Mthaaystem designed to assure that goolirwd patwtmel pmperty paw and etaluute the information submitted. Basal on my inquiry of the person or pawro wiw rtmmpe Uw TELEPHONE DATE Louis Head, Secretary systerr, arthowp� dirwtlymVansibla forpatlKn �einfammation, emram,at�, tt 1" to the best of my lmowkdga and belief, tme, acc rte, a w lete. l a axata dml Ihcm Bras f nt m ralw Wl wm, imiudinp the inyaimmrmxr 303 300 -8879 04/10/2015 AREA code NUMBER MM/DD/YYYY TYPED OR PRINTED W�.or submitting posa�ny offine ord awing SIGNATURE OF PRINCIPAL EXECUTIVE OFFICER OR AUTHORIZED AGENT COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here) 30 DAY AVERAGE IS HIGHEST MONTHLY AVG. DURING PERIOD REPORTED. TSS & TOTAL IRON LIMITS WILL BE WAIVED AND SETTLEABLE SOLIDS LIMITS APPLIED FOR < =10YR 24HR PRECIP EVENT- SETT.SOLIDS LIMIT WILL BE WAIVED FRO >10YR 24HR PRECIP.EVENT —SEE ALT LIMITS/BURDEN OF PROFF REQMNTS -IA.1 PG.3