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PART 1 Page v Permit No. CO-OOd35G7 \. TER\1S AND CONDITIONS L Etlluent Limitations (continued) (d) Outfalls 006 and 007 (continued) ALTERNATE LIMITATIONS Any discharge or increase to the volume of a discharge caused by precipitation within any 24-hour period less than or eJc ual to the 10-rear. ~-0-hour precipitation event (or snowmelt of equivalent volume) may comply with the following limitations subject to burden u( p«>nf regmremenls described m Part LA.2. EI'llucnt Parameter Discharce Limitations 30-Dav Avg Daily Max Flow, h1GD Report Report Seuleshle Solids, mf/f N/A 0.5 pfl, ..u. (minimum-maximum) N!A 6.5-9.0 Oil and Grease, mg/P N/A 10 :1 m. di.char_z or increase in volume of a discharee caused by precipitation within any 24-hour period erecter than the 10-vear ~4-hour rtem (or series of storms or snowmelt of equnalrm volume) may comply with the followine limitations subject to burden of pir~,rl rrgmrements desert lied in Part 1..4.°_. Iillluent Parameter Discharne Limitations 30-Dav Avp Daily 111as Plug, r\1GD Report Report pFI. s u. (mintmunt-maximum) N/A G.S-9.0 Oil :md Grease, me/f N/A 10 ?. F3urden ul' Prnof Requirements The permittee has the burden of proof whin seekim~ relief from total suspended solids (TSS), total iron and/or settleable >olid. (SS) Irmnauons. Outfalls 001 - 003 see eligible for relief from TSS and SS; however, thz majority of any discharge ha; ro consist of storm runoff for the relief ro be urarb+ble. Owfalls 00~ - 007 are zli_eible for relief from TSS, T. Iron and ~S at all times since only surlacc runoff dl>char_es ore aurhonzed from those uutfalls Relref shall bz granted on a ,li.: haiee-ba-drschame basis onl} tehen necessary and shall not be granted when the permittee has control over the discharee. The permutee should endaavor to meet the priman• limitations whenever possible. For outF+lls 001, 002 and 003, the perminee will need IO Sh0«' lh3t C\Ceed CnCe of the applicable bmitauons teas caused by .precipitation and not mme water. a ~ Poe rainEJl, to waive TSS :md tolnl rron hmmuunn, it rs necessary to prove that disch:rrea occurred wtlhm 4S horns ^lidr mrasursble prccipnan~m ha; etopned In addition, to waive settleable solids limitations, it is necessan• to prove rh:u Jncharge occurred within ~S hours after prapnauun _~re;uer thaw the 10-year, 24-hour event has stopped. Put snowmelt, to waive TSS :md total rron limllations. a is necessary to prove that discharge occurred within 4S hours afmr pond mflot+ has stopped. In addruun, w w:+ive settleable solids 11 m11'anOnS, It IS necessary to prove that disch;+r^e occurred within -IS hours after pond inflow volume greater than the 10-year, 24-hour event has stopped. ~h,•u IJ a precipu:uion event or snowmelr uerur, the permutes sh:dl suhnut adequste proof in order for an exemption ru he ;Lu rated. S:+id proof shall he suhnnucd :r~ an :nrn:hntcnl m the Drschar_e Ai nnirarin^_ Rgnat (DMR) fur the appropn:ue r. r,nc!. Th.: Dn~rs;on >h:dl d_;er:ma_ ;h_ aJey:ri_: ,r! pru,rf :1, p:ut o::!::, do(Crminauun. ;hc D:vi,;un shall ryalualc .. h_thcr the prrmi!r- could hayr :untr~IleJ the Ji~_ha n~c in w(h a nrm nee char pit nvi r lintitauum could have been ntrl. \I! in;inu:+l drw.uenne of the punJ> ,hill m-r "fSS :mJ tool rron lunu:rtiam. J. I'n,i-\linim~ Areas ~,vn ntene mg al tlm time acucr mrnin„ ha> ;eu:d :md surf:ue arca< hart been rouirneJ 4+ the required contour all applicable Ji-Jnuges may be rli_•ibk for Innicuinn> Other the n those sp_:'riicd in Pails I.A.2.:md I .\ 3. These post-minin!~ liinil:d ion, -hill remain in elfect until hor.d rle:ne. Th. pc::r mce >hall nouly th_ Di~i,ion upm., c:.,;di~m nl a:l~•.~e nuninc .n rh:n ., ~t,iJ~r:ruun of aplr«tpn;ne p_i r.r.l nir,Ji~i:.r,nm, .an hr inaJc.