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<br />I 24 <br />I TABLE 6 <br /> FLOOD FREQUENCY - ELEVATION AND DISCHARGE DATA <br />I MIDDLE ST, VRAIN CREEK, BOULDER COUNTY, COLORADO <br />I 10-Year Flood 50-Year Flood 100-Year Flood 500-Year Flood <br />Ref. Station Stream Bed Crest Peak Crest Peak Crest Peak Crest Peak <br />Point Fr. Mouth Elevation Elevation Discharge Elevation Discharge Elevation Discharge Elevation Discharge <br /> Number (Feet) Identif , (Ft. MSL) (Ft, MSL) (cfs) (Ft. MSL) (cfs) (Ft. MSL) (cfs) (Ft, MSL) (cfs) <br />I 146 219+65 1636.20 7637.95 510.00 7638.89 1060.00 1639.46 1460.00 7641.30 2900.00 <br />I 147 225+85 76')2.80 7655.0& 510.00 7656.18 1060.00 7656.65 1460.00 7657.79 2900.00 <br />147.1 226+30 7654.40 7656.87 510.00 7657.79 1060.00 7658.25 1460.00 7659.41 2900.00 <br />I 147,2 226+40 7654.40 7657.23 510.00 7659.14 1060.00 7659.63 1460.00 76M.8& 2900. DO <br /> 147.3 226+70 7655.00 7658.04 510.00 7659.01 1060.00 7659.43 1460.00 7660.BO 2900.00 <br />I 147.4 227+00 7655.60 7658.31 510.00 7660.64 1060.00 7660.51 1460.00 7661.35 2900.00 <br />I 147.5 227+15 76S5.60 7659.39 510.00 7660.56 1060.00 7660.54 1460.00 7662.59 2900.00 <br />147.6 227+85 76S8.39 7660.75 ') 1 O. 00 7662.01 1060.00 7662.69 1460. DO 7664.26 2900.00 <br />I 148 230+20 7668.40 7670.64 510.00 7671.10 1060.00 7672. H 1460.00 7673.77 2900.00 <br /> 149 233+50 7678.90 1681.11 510.00 1682.27 1060.00 7682.90 1460.00 7684.31 2900.00 <br />I 149.9 234+45 State route 103 7681.60 1684.1') 510.00 1665.73 1060.00 7686.66 1460.00 7687.00 2900.00 <br /> bridge at Raymond <br />I 150.1 235+05 7681.60 7685.80 510.00 7688.39 1060.00 7688.42 1460.00 7691.78 2900.00 <br /> 150.2 235+65 7684.20 7686.39 51 O. 00 7689.10 1060.00 7690.28 1460.00 7691.74 2900.00 <br />I 151 237+20 7687.50 7690.08 510.00 7691.18 1060.00 7691.87 1460.00 76<D.71 2900.00 <br />I 151.1 238+05 7689.30 76'l1.84 510.00 7692.98 1 C60. 00 7694.30 1460.00 769S.6ll 2900.00 <br />151. 2 238+15 7689.]0 7692.13 510.00 7694.44 1060.00 7695.77 1460.00 7697.48 2900.00 <br />I 151. 3 238+90 7692.70 7694.98 510.00 7696.37 1060. no 7697.21 1460.00 7698.98 2900.00 <br /> 151.4 239-+S5 7696.60 1698.99 510.00 1700.08 1060.00 1700.81 1460.00 7702.80 2900.00 <br />I 151. 5 239+95 76%.60 1700.35 510.00 1701.64 1060.00 1702.23 1460.00 170].59 2':100.00 <br />I <br />I <br />I <br />