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COLOKADO DEPARTMENT OF PUBLIC, HEALTH AND ENVIRONMENT, Wnrer Qunr„y Conrro! Division <br />Rrrriunule - Page 10, Permit Nu. CO-0038776 <br />For rairjnll, ru waive TSS and taro! iron limiuuiar.c, it is necessary ro prove that rli.cc/mrge occurred widrin 48 <br />hours nfrer nrensurnble precipitation has stopped. In addition, to waive serrlenble sofirls lirnirnrinn.c, it is <br />necessary ro prove rhnr discharge ocau'red within 48 hours nfrer precipitation greater dmn the !0-year, 24-hour <br />event has stopped. For snorvmelt, to venire TSS mtd rota! iron limilmions, it is necessruv to prn+•e thm <br />discharge nreurred within 48 hours nfrer pond ir~ow has stopped. /n addition, ro waive seulenble .cnlirl.c <br />limimtion.c, it is necessary ro prove rhnr rlischnrge occurred wirhia 48 hours nfrer pond irJ7mv vobune greater <br />dmn the l0-year, Z4-hour eyeN hn.c cropped. <br />The Dirisinn .chat! determine the adequacy ojproof. As port of this rleterminnriat, the Division shall ern(unle <br />whether die pernunee could Imve controlled the discharge in such n manner rhnr primm~~ limirurinn.r could 6ure <br />been met. Al! nmuun! pond dewnrering must meet TSS and lore[ irmr limirarion.c. <br />cJ Di.ccu.csion n(Limitntion.r Far Out(nll 007: Discharge from ourjnll 007 goes direcrh+ inro .curfnce runoff pond <br />MB-2R (ourjnlf 004). Since dicelrarge from oulfidl 007 does not go directly ro Smre ^vrrerc, dre rota! res'irbrn! <br />chlorine (TRCJ limirnrion shall not be imposed at owjnll 007, bur instead m rnufnl! 004. 71vis trill enable rbe <br />permirree ro meet the fecal rolijonn linrimrinn +ridrom mucern jot violating n TRC limitmiar because erce.+:+ <br />chlorine should di.c.cipnre in the ponrl.c prim' ro rlischm~ge m .rrnre waters. On Nvi.r .crone bnci.c, pH rout nil 8~ <br />gr-ea.ce lirnirarinrr.c are nor being impaced nr outjnll 007. 7}rese limirnrimrs already apply ar dre point rf <br />rli.rclmrge rn stare n•nn<rc, aortal! 004. <br />rl) Pollutmu.c /_imirrd by Wnrer Ounliry Srnndnrdc: Far the taro( recoverhb(e.irar limirnrion far nurjnll0!l shown <br />in Tnhle Vl-4 and fur the torn! resirbud chlorine limirnrion for ourfnll 004 shown in Table VI-1, the nua.c balance <br />equation s'hun•n in Vl.A.2. was user! ru cn/cu(nre the n/lonvrhle efJ7uenl limirnrinns dun rvnrrlrl nor cause dre <br />+rmer quality suuulmrls ro he violmed. These lirnirnrions nr-e shown as dye values jot Mz in Table V/-5. Th<• <br />vnhres for Q/, Q, and Qf far chronic nnrl acute lirnitation.r, taken fi-anr section /!/. 8.2. nF this rurinnnle, trod <br />user/ in the cnlculntinns jot wnn•r quality lirnired parnmerecc are: <br />OuljnU 0// - ro SrG~esrer Gulch <br />Flaw Chronic (30E3) <br />Qr <br />QI <br />0 cfc <br />Q3 <br />• No Jlo+r limitmion is specifie,f phe penuiuer has irvlioareJ rhnr d~er'e is nonnnll~~ nu Aischm,ge from rhi.v am(al1J Hnnrrrr'. hrcuu~e ih, <br />lne• J1nH~ is ann, r'egmrlless of nc~ e(/luem flo+r, the linnauinn equals the standard. <br />Ouljnll 004 - to the North Fork ojdle Cunrrison River <br />Flow Anrle (/E3) Chronic (30E3) <br />Qr 28 cf+ <br />Qz o. z6 rf+ <br />41 cfc <br />o. l z cjc <br />Q~ 28.26 cf:c 4/.l2 cjs <br />Table V/-6 -- Suuunnp• of A4nss Bn/nnce Cnladalions <br />Parameter Stream Standard, (A43), Effluent Coacenrraliorr, <br />Acute/Chronic (Af2), Acute/Chronic <br />h-rm (TRJ, »r,q/P (OUTFACE 01/J -/l.0 <br />-/1.0 <br />Tarn! Recirlunl Chlorine, ntg/P 0.0/9/0.01 / 2.07/3.77 <br />(OUTFACE 004J <br />