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Ms. i.cr' °ortar <br />May 7.206C' <br />page 7 <br />~~~ <br />sno~sid st!!1 be rcyuuea. but more f~equen; reoortnq ('.3., mcntry) of su'sx caster sort <br />grtundwater mcnitorlnq data is certznry •Ha~rdnted. <br />19. S4crlon 1N.A.3.. oaae 1J, mess prlenc>, ~aa(vate <br />Tne mass balance analysts ignores arty loatling b "'e s~.rrface water ayatrm cram the seepage <br />from. The permit must account for loadlns tram t're seepage'ront ~ explicatly titers that then <br />Is zarc albwabte dincharga from iha winnow ~ the Rito Secc arld its ollWtum. ORfsr>,vtse, ttte <br />mays balance analysis underpreti'w~'Jte Cpl loading from West Pit t0 the RItD Sew system <br />wnicn, it gym. allows fa a greater landing htxn Discharge Pdnt 001. <br />20, $eetJon v7.A,4_c., psde 14, h6/e <br />The ocu» and rhraric Q, wlusa an roversrd {wmpare to Section lIL 6.2}. 'I'ho Q, dais <br />presented in this table are also utcorrect. Is this ertor propagated throughout zhe entire <br />report? <br />t], cnty includes ,",ow derMed lram Dlst:ttetg0 PolrR0D1. Sr Comment Nu;nher'8 re4dtdtng <br />the inctuslon of seepage hpnt in a complete analysis Of the impact a(West Fit discharge on <br />the Rilo Saco system. <br />21. ~y~}[qn IILA.~.d saw 1i. Ihtn !0 and saes id. fiat Darramnh <br />Ire warding in this section is very confwinp. Our interpretation of itrm {;) on page 14 is tMt <br />the activity does result in significant degradation because it is rot diluted 4Y 100 to 1 a mtxe <br />at low Aow. However, Ihr statontertl on page 16 indloates that :from Is (I) is not appUcable <br />since the dilt:tion ratio IG t6b8 than 100 to 1. We t>efleve that Item p) Is appliEable and rttotrld <br />ba considered in the arlDWgrrdetlon revWv. <br />22. Section VLB.~.d near 1d. s~eond and TaBk Vf.? <br />bee Comment 5 concennng the we of Station RSs to estaaun bivellne load. <br />'rase VI.3 only prrsenos Otte for a tlischerya of 260 gpm from Discnr~a 1rWnt 0a1. late <br />analysis shotdd be repeated for alE dgtcharge roles (i.e., 400 gpm en41 ip gptrl). Me, per cur <br />preNOts ramrnettts, this anayrsts also assumes tro ;nading tram the seepage front. <br />29. 3~ctien N H.I.Q.. Dow f 7. founA Dsraaneh <br />An analysis must be performed m e~tebllsh drat radium arts uranium are the specJrs asst <br />contribute to fire slavered grass alpha ocdvlry absrned fn the West Pit. <br />?~ Sretron V1.8. S, Daao 1d srcond D gab <br />The conalructiar tlf thr waW troatrnent fadGtles, evaportrgon t{ytRem, and oihar irMrasirttctitre <br />on the Wart Pit cap, along with the ra•rouUng of dlteft sysisms, may t1eVe altered the storm <br />waver handling ~n tttls wea of the mine. Also, the operation of the evaporalton system may <br />f <br />