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<br />1 X-3
<br />1 RALSTON CREEK RALSTON CREEK
<br /> FLOOD PLAIN AND FLOODWAY REFERENCE DATA FLOOD PLAIN AND FLOOOWAY REFERENCE DATA
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<br />I 100-Year 100-Year 100-Year 100-Year
<br /> C ros 5 Flood Thalweg Flood Floodway Width (ft) Floodway Cross Flood Thalweg Flood Floodway Width (ft) Floodway
<br /> Sect ion Station Discharge Elevation Elevation Elevation Section Station Discharge Elevation Elevation Elevat ior
<br />1 ;.. .'. .'. * J. *
<br />Number (ft. ) (cfs) (ft) (ft. ) Total Left" Right (ft. ) Number (ft. ) (cfs) (ft) (ft. ) Total Left" Right (ft. )
<br /> 15065 463+50 4,900 5619.5 5627. I 120 40 80 5627.6 16014 29+15 2,600 5431.8 5438.5 100 30 70 5439. I
<br />1 15066 470+50 4,900 5627.8 5635.5 90 30 50 5636.0 16015 32+55 2,600 5433.3 5439.7 70 40. 30 5440.2
<br />15067 473+80 4,900 5630.0 5639.8 60 20 40 5640.3 16016 36+95 2,600 5438.2 5442.9 70 50 20 5443.4
<br /> 15068 475+95 4,900 5635.0 5643.0 100\ 50 50 5643.6 16017 42+75 2,550 5444.2 5448.3 170 40 130 5448.8
<br />1 15072 478+20 4,900 5643.5 5651. 7 330 40 290 5652.2 16018 47+90 2,550 5446.8 5452. I 100 50 50 5452.6
<br /> 478+65 4,900 5644.0 5651.7 5652.2 16019 55+40 5454.4 5458. I 180
<br /> 15073 320 30 290 2,550 90 90 5458.6
<br />1 15074 483+80 4,900 5651.2 5656.5 320 10 310 5657.0 16020 6l+05 2,400 5458.4 5462.6 180 60 120 5463. I
<br />15076 485+05 4,900 5653.7 5659.1 260 40 220 5660.3 16021 67+45 2,400 5462.0 5468.9 210 lID 100 5469.4
<br />l5077 490+02 5,000 5659.8 5665.5 100 20 80 5666.0 16022 74+ 75 2,400 5470.4 5473.7 170 80 90 5474.2
<br /> 15078 497+25 5,000 5668.0 5675.5 70 40 30 5676.0 16023 80+20 2,400 5474.0 5478.7 90 40 50 5479.2
<br />1 15079 505+1<; 5,000 5678.5 5688.7 90 60 30 5689.2 16024 85+10 2,400 5479.0 5482.9 90 0 90 5483.4
<br /> 15080 510+00 5,000 5687.0 5694.5 90 40 50 5695.0 16025 89+90 2,400 5483.9 5486.9 90 40 50 5487.4
<br />1 15081 5l0+70 5,000 5688.8 5696.0 120 70 50 5696.5 16028 91+80 2,350 5486.5 5490.4 200 120 80 5490.9
<br />15082 511+05 5,000 5689.6 5696.8 130 90 40 5697.0 16029 97+40 2,350 5492.0 5494.6 100 30 70 5495.1
<br /> 16030 104+75 2,350 5497.0 5502.2 120 40 80 5502.7
<br />, 12001 515+30 5,000 5698.0 5705.8 100 50 50 5706.3
<br />I 12002 521+30 5,000 5706.7 5713.2 130 100 30 5713.7 16031 111+90 2,250 5504.0 5508.9 90 80 10 5509.4
<br />12003 527+90 5,000 5716.9 5723.4 180 20 160 5723.9 16032 118+20 2,250 5511. 5 5515.4 110 30 80 5515.9
<br /> 12004 533+60 5,000 5726.0 5732.4 100 40 60 5732.9 16033 123+50 2,250 5520.5 5523.2 l60 40 120 5523.7
<br />I 12005 538+20 5,000 5731.0 5739.4 90 30 60 5739.9 16034 128+55 2,250 5529.5 5530.8 120 110 10 5531.3
<br /> 16035 134+35 2,250 5534.5 5538.8 90 50 40 5539.3
<br /> l2006 544+92 5,000 5743.0 5750. I 140 20 120 5750.6
<br />1 12007 550+30 5,000 5748.7 5758.9 80 60 20 5759.4 16036 140+40 2,250 5542.0 5545.2 80 0 80 5545.7
<br />12008 557+30 5,000 5762.0 5771.5 90 40 50 5772.0 16037 143+90 2,250 5547.4 5550,4 110 80 30 5550.9
<br />12009 563+0~ 5,000 5771.0 5779.3 120 30 90 5779.8 16041 147+90 2,250 5548.0 5557.7 190 140 50 5558.4
<br />. . 12010 567+00 5,000 5780.5 5785.8 200 140 60 5786.3 16044 149+40 2,250 5552.0 5560.7 220 150 70 5561.2
<br />1 16045 151+70 2,250 5555.8 5560.7 140 120 20 5561.2
<br />12011 570+10 5,000 5785.3 5789.0 170 70 100 5789.5
<br /> 12012 574+00 5,000 5790.0 5793.3 100 30 70 5793.8 16046 155+90 2,200 5562.5 5569.4 160 20 140 5569.9
<br /> 576+10 5,000 5792.7 5796.8 70 40 30 5797.3 .
<br />1 12013
<br />12014 576+60 5,000 5795.0 5798.1 90 80 10 5798.8 11010 197+60 3,750 5601.2 5615.8 100 100 0 5616.0
<br /> 11011 200+00 3,750 5603.3 5615.8 50 40 10 5616.0
<br /> 1601 0+50 6,200 5408.5 5416.7 110 50 60 5417 .2 11012 200+50 3,750 5604.4 5615.8 60 20 40 5616.1
<br />1 1602 9+40 2,600 5418.5 5423.8 140 40 100 5424.9 11 013 20 I + 70 3,750 5607.5 5626.8 150 100 50 5627.6
<br />1603 14+30 2,600 5420.0 5428.0 130 30 100 5428.5 11014 202+40 3,750 5608.5 5626.8 130 70 60 5627.6
<br />. 1606 16+20 2,600 5423.8 5429.9 250 30 220 5430.5
<br />I 1607 16+40 2,600 5424.0 5429.9 250 30 220 5430.5 11015 208+('0 3,750 5619.2 5626.8 50 30 20 5627.5
<br /> 11016 212+30 3,750 5623.5 5635.5 50 30 20 5636.0
<br /> 1609 20+00 2,600 5427.0 5432.6 150 130 20 5433. I 11017 214+65 3,750 5627.2 5637.4 70 30 40 5638.2
<br />~ 1610 23+70 2,600 5429.0 5435.3 120 60 60 5435.8 11020 216+45 3,750 5630.5 5643.5 130 70 60 5644.0
<br />I- 1611 27+35 2,600 5431.0 5437.0 150 130 20 5437.5 11021 218+40 3,750 5634.5 5644.6 140 40 100 5645. I
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<br />I -J, From center 1 i ne of channe I looking downstream ;.. From center 1 i ne of channe 1 looking downstream
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