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Ms . Pat ~ ~ :7elson <br />Date " <br />• Discharge <br />n <br />d'F~ -3o I <br />CC_i X03 <br />~0~~3~ ~1 <br /> <br />Para:~eter (s) <br />rxe~edi-~ Limitation <br />Tss i, <br />~. ~, n <br />TSS R~arrtge 5/S <br />TSS ,Z,/8 <br />Tss ~Z ~ <br />B~scharae Rate (c_'s) <br />/o /~ <br />~c ~ / <br />D.I68 <br />Date{s) <br />3 ~9l <br />~L/+'3 ~7~q/ <br />~~ <br />C~C`~ 30`~ ~ Aae.~c., lo.D7 R-Jcr~e ~C.52q -3ZC9''3z7~~ <br />Fixceedance of applicable permit effluent limitations <br />resslted from: <br />Disc.'iarge =rom snowmelt runoff occurring within 48 hours <br />after runoff inflows to the pond(s) have stepped <br />(] Discharge _rom rainfall runoff occurring within a8 ho•.:rs <br />after meassrable precipitation has stopped <br />Doc•.uneatation of precipitation and saowmelt occurre.3cs <br />• and snowmelt inflows co the ponds is retained at the miaesite and <br />is available for inspection by authorized agency represen_at'_ves. <br />Copies of relevant ceumerature/precipitation data are attacaa~.: =~r <br />reference. <br />All sedimentation ponds are designed to contain the full <br />design runoff volume resulting from a IO year, 24 hour stogy event. <br />Stormwacer storage cagacity is in addition to design sedi.•nert <br />storage and any pe~aaent storage capacity. Rerr iaspe..s aiI <br />sedimentation ponds en a quarterly basis. Inspections inc~ude <br />evaluation of accrzul.ated sediment levels relative co design <br />sediment storage cagacity to verify that design stormwater storage <br />capacity is maintained at all cisnes. If inspections indicate that <br />sediment accumulat=ons are at or near the design sediment level, <br />Rerr removes acc•.~ulated sediment from the pond(s) within a <br />reasonable period (typically 30 to 60 days) following ;. e <br />inspection. Both pc~d inspection reports sad documentation of pond <br />c'_ean-out are retained at the minesite and are available for <br />inspection by authcrized agency representatives. Based as direct <br />observation of pop: storage levels ac the time discharge occurred, <br />to discharge result.d from: <br />Rainfall or snowmelt runoff volumes less than or equal <br />to the design 20 year, 24 hour storage volrss <br />• (] Ra:nfal: or snowmelt runoff volumes greater :hap the <br />design := year, 24 hour storage volume <br />