PARAMETER
<br />Icemfy under penaltyof law lhan hudocumentandallattachmentswereprep
<br />s u p ervision m accordance with a system designed to assure that qualified personnel properly gather and
<br />ey to tl formation submitted ased mgmry of the person persons who manage the
<br />systst em t or those persons directly y r ep ntble for or gathenng the tnformauo n, the mformanon submntcd is,
<br />m the best of my knowledge and belief, we, accurate, and complete 1 am aware that there are stg ficant
<br />pe inure afar :ebmnnng false aria manmi, mdading the po tbatry of fine and tmprt :enmem r rk 'most
<br />QUANTITY OR LOADING
<br />QUALITY OR CONCENTRATION
<br />NO.
<br />EX
<br />FREQUENCY
<br />OF ANALYSIS
<br />SAMPLE
<br />TYPE
<br />VALUE
<br />VALUE
<br />UNITS
<br />VALUE
<br />VALUE
<br />VALUE
<br />UNITS
<br />Arsenic, total (as As)
<br />01002 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />,,,,,,
<br />" ""
<br />G /
<br />G /
<br />Y (
<br />PERMIT
<br />REQUIREMENT
<br />Req. Mon.
<br />30DA AVG
<br />Req. Mon.
<br />DAILY MX
<br />ug/L
<br />Monthly
<br />GRAB
<br />Zinc, potentially dissolved
<br />01303 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />2
<br />2 0, O
<br />�f
<br />Z /Cj (
<br />`)1,1 h
<br />,,,,,
<br />,,,
<br />"
<br />" ""
<br />PERMIT
<br />REQUIREMENT
<br />Req. Mon.
<br />30DA AVG
<br />Req. Mon
<br />DAILY MX
<br />ug /L
<br />Monthly
<br />GRAB
<br />Silver, potentially dissolved
<br />01304 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />, e0.0 %S
<br />-d,(1S
<br />6
<br />/
<br />" ( � (
<br />/it
<br />,,,,,,
<br />PERMIT
<br />REQUIREMENT
<br />Req. Mon.
<br />30DA AVG
<br />Req. Mon
<br />DAILY MX
<br />ug /L
<br />Monthly
<br />GRAB
<br />Copper, potentially dissolved
<br />01306 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />,,,,,,
<br />,,,,,,
<br />I, 6
<br />I, C
<br />U
<br />IA /
<br />A h
<br />,,,
<br />PERMIT
<br />REQUIREMENT
<br />" "
<br />Req. Mon.
<br />30DA AVG
<br />Req. Mon.
<br />DAILY MX
<br />ug/L
<br />Monthly
<br />GRAB
<br />Cadmium, potentially dissolvd
<br />01313 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />,,,,,,
<br />,,,,,,
<br />C�j (
<br />ZU (
<br />U
<br />� /
<br />7
<br />f k
<br />,,,,,,
<br />,
<br />PERMIT
<br />REQUIREMENT
<br />Req. Mon.
<br />30DA AVG
<br />Req Mon.
<br />DAILY MX
<br />ug /L
<br />Monthly
<br />GRAB
<br />Chromium, trivalent, potentially
<br />dissolvd
<br />01314 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />" "
<br />" "
<br />4G 5`
<br />CU .
<br />G)
<br />�4.
<br />6)1 7(J
<br />" ""
<br />PERMIT
<br />REQUIREMENT
<br />" ""
<br />Req. Mon.
<br />30DA AVG
<br />Req. Mon.
<br />DAILY MX
<br />ug/L
<br />Monthly
<br />GRAB
<br />Lead, potentially dissolvd
<br />01318 1 0
<br />Effluent Gross
<br />SAMPLE
<br />MEASUREMENT
<br />,,,,,,
<br />,,,,,,
<br />.� a . i
<br />0
<br />0
<br />j
<br />/at t
<br />�i (,,
<br />PERMIT
<br />REQUIREMENT
<br />Req Mon.
<br />30DA AVG
<br />Req. Mon.
<br />DAILY MX
<br />ug /L
<br />Monthly
<br />J
<br />GRAB
<br />NAMEITITLEPRINCIPA LEXECUTIVEOFFICER
<br />Icemfy under penaltyof law lhan hudocumentandallattachmentswereprep
<br />s u p ervision m accordance with a system designed to assure that qualified personnel properly gather and
<br />ey to tl formation submitted ased mgmry of the person persons who manage the
<br />systst em t or those persons directly y r ep ntble for or gathenng the tnformauo n, the mformanon submntcd is,
<br />m the best of my knowledge and belief, we, accurate, and complete 1 am aware that there are stg ficant
<br />pe inure afar :ebmnnng false aria manmi, mdading the po tbatry of fine and tmprt :enmem r rk 'most
<br />/
<br />/, /f
<br />� G j G'1 /
<br />( ( V
<br />TELEPHONE
<br />DATE
<br />` rt q /x ,-7../(-e vs y t
<br />(j - Z 7 �!
<br />Cl 2 7 / Z.
<br />�/ /
<br />S IGNATURE OF PRINCIPAL EXECUTIVE OFFICER OR
<br />AUTHORIZED AGENT
<br />TYPED OR PRINTED
<br />AREA Code I NUMBER
<br />MM /DD/YYYY
<br />PERMITTEE NAME /ADDRESS (Include Facility Name /Location if Different)
<br />NAME: Twentymile Coal Co
<br />ADDRESS: 29515 Routt CR 27
<br />Oak Creek, CO 80467
<br />FACILITY:
<br />LOCATION:
<br />FISH CREEK TIPPLE
<br />29515 ROUTT COUNTY ROAD #27
<br />OAK CREEK, CO 80467
<br />ATTN: JERRY N. NETTLETON, ENV SUPVSR
<br />eference all attachments here)
<br />EPA Form 3320 -1 (Rev.01 /06) Previous editions may be used.
<br />NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)
<br />DISCHARGE MONITORING REPORT (DMR)
<br />FROM
<br />C00036684
<br />PERMIT NUMBER
<br />MON -1
<br />DISCHARGE NUMBER
<br />MONITORING PERIOD
<br />MM/DD/YYYY
<br />01/01/2012
<br />MM /DD/YYYY
<br />03/31/2012
<br />TO
<br />DMR Mailing ZIP CODE: 80467
<br />MINOR
<br />(SUBR JC) ROUTT
<br />POND "E" DISCHARGE TO FISH CRK
<br />External Outfall
<br />AFTER 12 MONTHLY SAMPLES HAVE BEENTAKEN, PERMITTEE MAY REQUIEST THATA REASONABLE POTENTIAL ANALYSIS BECONDUCTED.
<br />07/27/2011
<br />Form Approved
<br />OMB No. 2040 -0004
<br />No Discharger]
<br />Page 1
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