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<br /> X-2
<br /> RALSTON CREEK
<br /> FLOOD PLAIN AND FLOOOWAY REFERENCE DATA
<br /> 100-Year 100-Year
<br /> Cross Flood Tha I.,eg Flood Flood.lay Width (ft) Floodway
<br /> Section Station Discharge E leva t i on Elevat ion Elevation
<br /> ,'; :': ..
<br /> Numbe r (ft. ) (cfs) (ft) (ft. ) Total Le f t Right (ft. )
<br /> 15017 294+80 4,800 5438.0 5445.7 340 20 320 5446.2
<br /> 15020 297+05 4,800 5440.2 5448.7 190 60 130 5449.2
<br /> 15021 302+20 I, ,800 5447.0 5453.2 100 10 90 5453.7
<br /> 15022 307+20 I, ,800 5451.0 5456.9 120 50 70 5457.4
<br /> 15023 31 2+ 7 5 I, ,800 5457.2 5464.7 120 20 100 5465.2
<br /> 15024 318+1 <; 4,800 5462.0 54h9.6 130 40 90 5470.1
<br /> 15025 322+50 4,800 5468.0 5473.8 110 100 10 5474.2
<br /> 15026 327+50 4,800 5471.2 5478.8 90 30 60 5479.3
<br /> 15027 .330+80 4,850 5473.8 5481.1 200 60 140 5481.9
<br /> 15028 335+50 4,850 5477.2 5483.2 150 60 90 5483.7
<br /> 15029 341+00 I, ,850 5482.0 5490.2 '230 40 190 5490.7
<br /> 15030 345+30 4,850 5486.0 5492.2 120 90 30 5492.7
<br /> 15031 349+80 I, ,850 5490.5 5498.2 90 50 40 5498.7
<br /> 15032 -355+80 4,850 5496.5 5506.0 17-0 50 120 5506.5
<br /> 15033 359+40 4,850 5501.0 5509.3 90 30 60 5509.8
<br />"-" 15034 364+90 4,350 5507.0 55]1'.0 170 30 140 5514.5
<br /> 15035 370+60 4,850 5511.5 5517.8 100 80 20 5518.3
<br /> 15036 376+3" 4,850 5518.0 5522.6 140 160 -20 5523.1
<br /> 15037 381+7':' 1_, ,850 5523.6 5527.0 60 60 0 5527.5
<br /> 15038 383+80 I, ,850 5526.0 5530.1 110 80 30 5530.6
<br /> 15041 385+20 I, ,850 5528.0 5537.0 340 220 120 5537.5
<br /> 15042 389+60 I, ,850 5531.5 5537.5 180 130 50 5538.0
<br /> 15043 395+35 I, ,850 5537.0 5542.8 90 60 30 .. 5543.3
<br /> 15044 400+60 4,850 5544.0 5549.2 130 100 30 5549.7
<br /> 15045 405+25 !: ,850 5546.0 5552.3 60 40 20 5552.8
<br /> 15046 410+10 I, ,850 5549.0 5559. I 80 40 40 5559.6
<br /> 15049 411+80 I, ,850 5560.0 5567.6 70 50 20 5568.8
<br /> 15050 413+50 I, ,880 556 1.0 5567.6 140 80 60 5568.8
<br /> 15051 418+60 I, ,850 5565.6 5570.8 140 100 40 5571 .3
<br /> 15052 423+60 I, ,850 5570.0 5575.4 100 80 20 5575.9
<br /> 15053 427+70 I: ,850 5575.0 5580.6 130 90 40 5581.1
<br /> 15054 428+30 4,850. 5575.0 5581.2 80 40 40 558 1.7
<br /> 15055 428+90 I, ,850 5576.0 5583.7 100 70 30 5584.5
<br /> 15056 429+40 :, ,350 5576.0 5584.4 160 1 10 50 5585.0
<br /> 15057 434+70 I, ,850 5584.0 5589.4 120 20 100 5589.9
<br /> 15058 438+80 4,850 5590.0 5594.7 160 20 140 5595.2
<br />'-- 15059 443+00 4,850 5594.0 5598.6 290 40 250 5599. I
<br /> 15062 444+70 I, ,900 5595.5 5603.8 370 50 320 5604.3
<br /> 15063 449+40 4,900 5599.3 5607.0 230 20 210 5607.5
<br /> 15064 456+75 I, ,900 5611.0 5616.9 ISO 80 70 5617.4
<br /> .. From ccnlcr 1 inc of channe.1 looking downstream
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