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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) CO0000906 001C PERMIT NUMBER DISCHARGE NUMBER MONITORING PERIOD MM/DD/YYYY MM /DD/YYYY 10/01/2014 TO 12/31/2014 Form Approved OMB No 2040 -0004 DMR Mailing ZIP CODE: 81082 MINOR LAMAS Mine Water to Purgatoire River External Outfall No Discharge NAME/TITLE PRINCIPAL EXECUTIVE OFFICER centry mtder pens]y �flaw ftt th. docmom t and alt anaah —ft were prepared wder my d —honor sapernsmntnaccodencew hasyaemden�cedmassme Mtyuehrcdperwmel pelypane ard evaluate the tnr nna]en sahmntted en my tnqutry el ]� pa'aen or petsatu w'man.�e the ayama er hesepesenadreetly reapona�lafer�t]ennWn �ea�matmnaabm]ed,a Z dte best of my lamwl end babel, true, acctaete, and co late 1 am aware that there ere ficant pem,wfor b= tt,% ffaaaamrrmanea, meIudmewep— AnIttvetrmeandttW— 1I ,wm] QUANTITY OR LOADING QUALITY OR CONCENTRATION NO. EX FREQUENCY OF ANALYSIS SAMPLE TYPE PARAMETER AREA code NUMBER MM /DD/YYYY 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 VALUE VALUE UNITS VALUE VALUE VALUE UNITS SAMPLE, » "* "" * **.., " ,.,, ,,..,, Umhos /cm Conductivity MEASUREMENT 0009410 PERMIT 9.227 30DA AVG Req. Mon. DAILY MX dS /m Twice Per Month GRAB Effluent Gross REQUIREMENT pH SAMPLE _,.,., __ »__• ,_ "_»* ,,,.._ MEASUREMENT 004001 0 PERMIT 6.5 MINIMUM •"""= 9 MAXIMUM SU Twice Per Month INSITU Effluent Gross REQUIREMENT Bicarbonate ion- (as HCO3) SAMPLE MEASUREMENT ,.,,». , » »_ .k »_ •.__ 004401 0 PERMIT ` » Req. Mon 30DA AVG Req. Mon. DAILY MX mg/L Twice Per Month GRAB Effluent Gross REQUIREMENT NO DISCHARGE Solids total suspended SAMPLE MEASUREMENT 005301 0 • "• PERMIT " " *' »' 35 30DA AVG 70 MX 7D AV mg /L Twice Per Month GRAB Effluent Gross REQUIREMENT Nitrogen ammonia total (as N) SAMPLE MEASUREMENT 006101 0 PERMIT " Req. Mon. 30DA AVG Req Mon. DAILY MX mg /L Twice Per GRAB Effluent Gross REQUIREMENT Month Calcium total (as Ca) SAMPLE 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 MEASUREMENT 00927 1 0 PERMIT Req. Mon. Req. Mon. mg/L Twice Per GRAB Effluent Gross REQUIREMENT 30DA AVG DAILY MX Month NAME/TITLE PRINCIPAL EXECUTIVE OFFICER centry mtder pens]y �flaw ftt th. docmom t and alt anaah —ft were prepared wder my d —honor sapernsmntnaccodencew hasyaemden�cedmassme Mtyuehrcdperwmel pelypane ard evaluate the tnr nna]en sahmntted en my tnqutry el ]� pa'aen or petsatu w'man.�e the ayama er hesepesenadreetly reapona�lafer�t]ennWn �ea�matmnaabm]ed,a Z dte best of my lamwl end babel, true, acctaete, and co late 1 am aware that there ere ficant pem,wfor b= tt,% ffaaaamrrmanea, meIudmewep— AnIttvetrmeandttW— 1I ,wm] SIGN URE F PRINCIPAL EXECUTIVE OFFICER OR AUTHORIZED AGENT TELEPHONE DATE Louis Head, Secretary TYPED OR PRINTED 303 300 -8879 01/21/2015 AREA code NUMBER MM /DD/YYYY 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