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2016-06-16_REVISION - C1982056 (3)
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2016-06-16_REVISION - C1982056 (3)
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Entry Properties
Last modified
8/24/2016 6:23:50 PM
Creation date
6/16/2016 10:47:24 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982056
IBM Index Class Name
Revision
Doc Date
6/16/2016
Doc Name
CPW Additional Info on Flocculant
From
Colorado Parks and Wildlife
To
DRMS
Type & Sequence
MR298
Email Name
JLE
DIH
Media Type
D
Archive
No
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6/16/2016 State.co.us Executive Branch Mail Fwd: Twentym ile Coal Use of Flocculant to Settle Coal Fines Prior to Dischar ge to Fish Creek <br />https://m ail.google.com /mail/u/0/?ui=2&ik=e29129fcb5&view=pt&sear ch=inbox&th=1555950264ca3d89&siml=1555950264ca3d89 1/4 <br />Hernandez DNR, Alysha <alysha.hernandez@state.co.us> <br />Fwd: Twentymile Coal Use of Flocculant to Settle Coal Fines Prior to Discharge to <br />Fish Creek <br />1 mes s age <br />Ebert DNR, Jared <jared.ebert @st ate.co.us >Thu, Jun 16, 2016 at 7:04 AM <br />To: Alysha Hernandez DNR <alysha.hernandez@s tate.co.us> <br />MR298, Foidel Creek Mine, "CPW, additional Info on Floc c ulant" <br /> Forwarded mess age <br />From: Atkinson DNR, Bi ll <bill.atkinson@s tat e.c o.us> <br />Dat e: Thu, Jun 16, 2016 at 12:16 AM <br />Subject : Re: Twenty mile Coal Us e of Flocc ulant t o Set tle Coal Fines Prior to Dis c harge to Fis h Creek <br />To: "Net tleton, J erry " <J Nett let on@peabodyenergy.c om>, Sherman Hebein DNR <s herman.hebein@s tat e.c o.us>, <br />Mely nda May DNR <melynda.may @state.c o.us >, Pete Cadmus DNR <pete.cadmus@s tate.co.us>, Just in Pollock <br />DNR <just in.polloc k @state.c o.us >, J im Hask ins <jim.haskins@s tate.co.us>, Stev e Znamenacek DNR <br /><s teve.z namenacek@s tat e.c o.us> <br />Cc : "jared.ebert @st ate.co.us " <jared.ebert @state.c o.us >, "Watters on, Brian" <BWatterson@peabody energy.com> <br />J erry, <br />Forgot the MSDS attachment...here it is . <br />Sorry, <br />Bill Atk inson <br />Aquatic Biologist <br />Colorado parks and Wildlife <br />925 Weiss Dr. <br />St eamboat Springs, CO 80487 <br />office: 9708712868Íž cell: 9708469381 <br />email: bill.atkins on@s tate.co.us <br />On Wed, Jun 15, 2016 at 7:31 PM, Atkins on DNR, Bill <bill.atkinson@s tate.c o.us> wrote: <br />J erry, <br />Firs t off, we (Colorado Park s and Wildlife) apprec iate t he c ons ideration and opportunity to comment on this is s ue. Your <br />t iming f or us is les s than ideal to rev iew thes e proc esses, whic h I (we) are not very f amiliar with, given every body's <br />workload and endoffiscal y ear obligat ions . This basin is one t hat we c are about and we do apprec iate y our ongoing <br />efforts to keep us in the loop. <br />While the MSDS s heet you prov ided c onveys 'litt le risk' to the aquatic environment, there are other MSDS sheets <br />(attached) which s tat e t hat Amerifloc 490 pos s es potent ial ris ks to aquatic environments ..."harmful t o aquatic <br />organisms , may cause long t erm adv erse effects in t he aquatic env ironment". So, while we do hav e s ome c oncern, <br />we do feel t hat you will exerc is e proper measures to minimiz e any negat iv e impac ts to the aquat ic environment . <br />Giv en that, and as you state, " the proposed feed rate of 20 mg/l will be c ons umed in t he react ion with s us pended <br />s olids, with little or no residual in the dis c harge to the stream"....and that y ou are 'c onfident that y ou c an meet your <br />permit effluent limit s (whic h inc lude WET tes ting) while us ing this treatment method', and t hat we are as s uming that <br />any biologic al and/or c hemical monitoring will cat ch any issues associated with this, we are ok with y ou moving <br />f orward with this new t reat ment approac h. <br />I invite any others to provide c omments to Jerry regarding this issue. I am s ending this email as c onditional approval, <br />but pleas e understand t hat Sherm or J im/St eve may ins ist t hat a s igned letter is neces s ary. If s o, they will work to <br />provide y ou said let ter. <br />Thank s again for t he opport unity to prov ide input,
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