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<br />• <br />Memo <br />To: C-82-056, F <br />From: Janet Binn <br />S <br />CC: // <br />Dan Hern~r <br />Date: 02101199 `` <br />Re: Water treatment chemicals <br />~i~ ~ii~ti~~ii~~~~ «i • <br />File <br />The Division received notification from the Colorado Department of Public Health and <br />Environment, Water Quality Protection Section, regarding approval of additional chemicals <br />for treatment of mine water discharge at the Fish Creek Borehole, CDPS Pemu[ No. CO- <br />0042161. <br />The CDMG permit does not address specific treatment to be used at the NPDES points <br />beyond stating where and projected quantities that dischazges will occur and monitoring <br />frequency. Specific approvals regarding chemical veatment to permitted discharges appears <br />to be covered under the CDPH&E CPDS permit and would not require a separate revision to <br />pemvt text or exhibits found in the CDMG permit. <br />~- <br />~ ~- _ ~, v S, (o (3~ ~~,) d-- C b~ ~< <) plc. <br />~ JJ <br />v <br />c~.~ <~ t~, fi v tt p //,, n..~ ~ ~ rte, ~u .5-~ ~. ~~.-t <br />CLli(~ (mot f 4' w~ G f f-r/ ~v. r ~. t r~~ ~ r~ J (~ 7~v <br />~1 li.J-~_ ~~~ ~ ~~ ~aw~wYU,I ~~ r.nfr~lo.~ .~f p G.,~oc.e ~o~-rc <br />j `~-C7n~Jl .~'a-C~..t,,,J .,,~,~ , ~ o- [ 4 ,. cR / (-v. ~~ ,i.., Nr ~ w ~.-Gi-7~, '~ /1 h~l~-z ~- <br />G-, /5 {oi `~ ~(a ~. -fry ~u 1Yrt..f '', I~Gr^r` ~ <br />• Page 1 ~ /'/~, ~i~h-zC ~~~F~ p~.~r~ ~ ~,7 u.P+P cvJ ~~ <br />~i r~C (` ~ rMC~~ A kG ~e~. e/ G~-e rn~24.E'L <br />~, r, J ~,.,~.~ Gw ril lac 7 i~t /y~~ ~ ~ R ,-- ~i~~~~/2.~f~'2L. <br />