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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)
<br />DISCHARGE MONITORING REPORT (DMR)
<br />PERM ITTEE NAME/ADDRESS (Include FacilityName/Location if Different)
<br />NAME: Colowyo Coal Company LP
<br />ADDRESS: 5731 State Highway 13
<br />Meeker, CO 81641
<br />FACILITY: COLOWYO MINE
<br />LOCATION: 5731 SOUTH HIGHWAY 13
<br />MEEKER, CO 81641
<br />ATTN: KEITH HALEY, MINE MANAGER
<br />000045161 008-A
<br />PERMIT NUMBER DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM/DDIYYYY MM/DD/YYYY
<br />FROM 07/01/2010 TO 09/30/2010
<br />Form Approved
<br />OMB No. 2040-0004
<br />DMR Mailing ZIP CODE: 81641
<br />MINOR
<br />(SUBR JC) MOFAT
<br />WEST PIT SED POND TO TAYLOR CR
<br />External Outfall
<br />No Discharge
<br />PARAMETER QUANTITY OR LOADING QUALITY OR CONCENTRATION O. FREQUENCY
<br />OF ANALYSIS SAMPLE
<br /> VALUE VALUE UNITS VALUE VALUE VALUE UNITS
<br />pH SAMPLE ,,,,«« «,«,., «««««« ,
<br /> MEASUREMENT
<br />0040010 PERMIT ,«„«' `«,,,« „` 6.5 ,,,,«« 9 SU
<br />Effluent Gross REQUIREMENT MINIMUM MAXIMUM Monthly INSITU
<br />Solids, total suspended SAMPLE ,,,«,. ,,,,«, „,,,,
<br /> MEASUREMENT
<br />0053010 PERMIT „,«„ ,,,,,, 35 70 mg/L
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Solids, settleable SAMPLE
<br /> MEASUREMENT
<br />005451 0 PERMIT `""`"" """ '•'"" """ Req. Mon. Req. Mon. mUL
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Iron, total recoverable SAMPLE
<br /> MEASUREMENT
<br />009801 0 PERMIT 1 Req. Mon. mg/L
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly GRAB
<br />Oil and grease SAMPLE
<br /> MEASUREMENT
<br />0358210 PERMIT 10 mg/L
<br />Effluent Gross REQUIREMENT INST MAX Contingent GRAB
<br />Flow, in conduit or thru treatment plant SAMPLE
<br /> MEASUREMENT
<br />500501 0 PERMIT Req. Mon. Req. Mon. Mgal/d •••••• •••*_* •••••• •*•**_
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Monthly INSTAN
<br />Solids, total dissolved SAMPLE
<br /> MEASUREMENT
<br />70295 1 0 PERMIT Req. Mon. Req. Mon. mg/L
<br />Effluent Gross REQUIREMENT 30DA AVG DAILY MX Quarterly GRAB
<br />NAME/TITLE PRINCIPAL EXECUTIVE OFFICER Icenifyunder penalty oflawthat this document andallattachments were prepared under my direction or
<br />
<br />sap rnsi t in accordance with a system designed to assure that qualified personnel properly galher and
<br />TELEPHONE
<br />DATE
<br /> evaluate the information submitted. Based on my inquiry of the person or persons who -ti-Me, Ne
<br />system, or (hose persons directly responsible for gathering the information, the informamited is,
<br />to the best of myknmAadge and belief, true, accurate, and complete. I am aware that there are significant
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<br />TYPED OR PRINTED AUTHORIZED AGENT
<br />AREA Code NUMBER
<br />MM/DD/YYYY
<br />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here)
<br />SETTLEABLE SOLIDS LIMIT APPLIES ONLY IF <=10YR,24HR PRECIP EVENT IS CLAIMED. IF CLAIM APPROVED BY WQCD,TSS & IRON LIMITS WILL NOT BE APPLIED TO REPORTED MEASUREMENTS -SEE I.A.2, PG.
<br /> 3 FOR
<br />BURDEN OF PROOFREQUIREMENTS. OIL & GREASE- I.B.1.13, PG. 5. QRTRLY SAMPLING INSTRUCTIONS - I.C.11, PG. 5.
<br />EPA Form 3320-1 (Rev.01106) Previous editions may be used. Page 1
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