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rtnt, <br />M9. la+ P,t•w <br />May 7, 2030 <br />Page 5 <br />~~ <br />•,vere used fn the calc;atatiora:l `Neat Is the period o{ bcord !e 6., toes It incude a mixture of <br />'wet . 'dry'. end'namei years)? Absent N+is documentatlon, the aopllcabt!ity ct mesa Aow <br />~a~~es as the 1E3 and 30E3 low fbw Vetoes can not tR juatirwd <br />T'ne 8helom Rerc:r hleadgate .s IOCateO less than 5 miles downstream Ot ;ha faGllry. <br />i, SeC:JoA IV.A~~,~aw d. conch S <br />Nis our ;xtderstarding that TR-25 hey not been !oily approved by the DMG. Distusslon of <br />and/or Incorpuretion by reference of TR•Zti In the permit should :o restilcted to thotN poNcns <br />of 7R•26 that lave been approved by the DMG. Furthermore, because this permit refer <br />heavily upon the ted+nlcal d~wssions provided In TR,2t:,1M permit Is Incomplete witt~oul <br />having the dea:ment attached. <br />Maremr, TR ~8 ties not been Pporpved nor has It passed the DMG's adequacy revkw, <br />Concaquerrdy, TR-28 sttlwld not be used as a basis br this permit. <br />9. Secjl,SA• V[, .A.1. rsao11.4araanrci+ B <br />Ac-buiit6 of ~e !tench dralnlsump ayetem~s) must be provided b eltow for an Indeperoent <br />aliefameM of their rtisctlvsneee, RfdC pointed thla out in its tomrttent kttd dated <br />Septemfier 10, 1999, which was Canemflted m the CDPtiE untler corer 4f a t3epfamber?0, . <br />? 899 letter sent by tar! PtNEer tt'gardln0 t3Nltl's "Mhtimol Ai~CnttYge lrldusitriel Wesfewaler <br />Perrtd Appficarion'. <br />t0. 1'~6M K1, eaaa d <br />All pH data, Add and latuoretory, should be provided to support the statement that aboratory <br />analyses tend b be less than the flekJ meaaued pH. <br />These data a-e only tar l7itsdrarge f art 001. Water qualify data oolletxed from the seeps and <br />v~vtoow area yrounawattx monrtonng wens srtoua a+so bs tnatraed ono dtsa,sseo let awl <br />section, <br />7f. Saerren V,B. pie 7. refere-rca m NOVZno aarawaon z5 <br />Paregrepl+ 2s of tl,e August 20, t898 NcvPCDO melees referonee io '..,the seeps Hre the <br />Rifo Seca, as described in paragrrpirs }? anC 14 above...', Parragreph 13 of s,e tJOVICDO <br />refers to offs st>e~AC steep, while pttrapraph 14 of the Nt~VlCDO refers b three otfNr !asps. <br />Aa ;Jsewseo in General Comment No. 1, we recommend that tlraa apaafic seeps be <br />oe:lgnaad es utdlvldual atticharge points. irrd rpWated tndenha permit. Any othor t00p1: <br />whale vralare oriplnete from the West Pit should bs considered urtparmiiSsd discharoes. <br />