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<br />be~iluse of flood p~ak d~synchroniz<1tio[l, th~ year 2000 urb.."hed discllarge~ lire
<br />slightly lower than those for the existing ~t>"ditio"s.
<br />
<br />TABLE-~
<br />ST. VkAIN CREEK DrSCHARCES
<br />(EXISTING CO~OITIONS)
<br />
<br />Statio"
<br />
<br />Drainage
<br />Area
<br />(sq.",i.)
<br />
<br />5-Year
<br />(c.!...)
<br />
<br />10-Year
<br />(e.f.s.)
<br />
<br />SO-har
<br />(c.f.s.)
<br />
<br />100-Year
<br />(c.f.s.)
<br />
<br />SOO-Year
<br />(c.Ls.)
<br />
<br /> Conflue~ce, ~o. 2]1, 102" ],JOO 2,O~0 5,570 8,880 20,2hO
<br /> , ",. ><. Vrain
<br /> Lyon" Gage 212, ]OJ* 1,300 2,030 5,560 8,830 20,140
<br /> Trib\Jraries Above 11]* ] ,~50 2,~80 6,060 8,\i70 20,270
<br /> llelolO 120* 1,650 3,050 6,830 9,750 21,440
<br /> Lykin~ G\Jl~h Above 132~ 1,9$0 3,160 0,$90 9 ,;;~O 19,680
<br /> 8elow I~J~ 2,1.50 3,690 7,610 10,]60 20,500
<br /> Dry Creek Abov.. 11.4* 2,480 3,660 7,430 9,820 ]9,940
<br /> !Wlo\.l 156* 2,780 4,110 8, 2~0 ]0,580 21,100
<br /> LetthandCr. , AboH ] 57~ 2,780 ~,] ]0 8,240 1l).~80 21,2()O
<br /> The Slough lIel"w }4 ~~ 3,~00 5,250 1O,9S0 14,850 28,670
<br /> Dry Creek & Ab"v~ 245" 3,300 5,120 ]0,790 14,~]O 28,~ 70
<br /> Spring Gul~h Bdow 274* ~ ,000 ~,OIO 12,580 ]6,440 3:,790
<br /> EO:J1derCreek Above 277* 4,000 6,010 12,500 16,~4C 31,/90
<br /> Below 825** 4,050 6,1]0 12,500 16,630 41,1.00
<br /> Idaho C"e~k Above 637"~ 4,000 ~,9:0 12, I~O 16,320 4],590
<br /> Below 849** ~,(l50 6,070 ]2,300 16,)]0 4],960
<br /> Right Bank Tdh< Allow' I\~fl** J,9IJQ 5,)60 ]2,350 16,35(' ""0
<br /> ~. ,_".v
<br /> Belm.' 881** 4,000 5,910 12,900 ]6,760 41,900
<br /> Left Bank Tdb. Abov.' 90~~* 3,800 ~,5 ]0 12,370 16,53U :'0,520
<br /> 8elow 920"* 3,800 5,520 ]2,400 16,560 40,590
<br /> Platte,.ille G~~e 916, n2~ J.70Q >.410 12,200 10,)40 40,n>
<br /> ~o"th 924** 3,~'iO ';.3';0 12,]20 16,;20 ,.C),ClaO
<br /> . Contributing '\re~ (Exdudes Are~ Ahove Button Rock !Ja,,)
<br /> .. Contributing A~ea (Includes Ate... Above E\Jtto~ Rode D~",)
<br />-1'1~ -40-
<br />
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