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<br />I <br /> 16 <br />. TABLE 6 <br /> FLOOD FREQUENCY - ELEVATION AND DISCHARGE DATA <br />I SOUTH ST. VRAIN CREEK, BOULDER COUNTY, COLORADO <br />I 10-Year Flood 50-Year Flood 100-Year Flood sOO-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 />I Number (Feet) Identif. (Ft. MSL) (Ft. MSL) (cfs) (Ft. MSL) (cfs) (Ft. MSL) (cfs) (Ft. MSL) (cfs) <br />55 271+70 5117.10 5781.11 1290.00 5183.H 3100.00 5785.97 4480.00 5789.33 9110.00 <br />. 55.9 272+20 5778.40 5182.39 1290.00 5185. 17 3100.00 5181.29 4480.00 5790.61 9710.00 <br /> 56.1 272+30 5778.40 5783.54 1290.00 5181.98 3100.00 5790.21 4480.00 5793.56 9710.00 <br />I 56.2 272+80 5779.40 5784.03 1290.00 5181.98 3100.00 5790.19 4480.00 5793.56 9710.00 <br /> 57 277+40 5811.50 58l3.Y3 1290.00 5815.41 3100.00 5816.17 4480.00 5818.19 9710.00 <br />I 58 285+60 5853.80 5857.50 1290.00 5859.15 3100.00 5860.82 4480.00 5863.42 9710.00 <br />I 59 295+40 5912.30 5<;16.76 12'l0.OO 5918.13 3100.00 5919.19 4480.00 5922.18 9710.00 <br />60 303+50 5963.80 5967.93 1290.00 5970.13 3100.00 5912.33 4480.00 <br /> 5911.16 9710.00 <br />I 6l 312+70 6035.20 6039.49 1290.00 6042.50 3100.00 6044.29 4480.00 6048.84 9710.00 <br /> 62 317+50 6066.20 6011.67 1210.00 6014.18 3100.00 6015.36 4480.00 6078.59 9710.00 <br />I 63 326+10 6C97.70 6102.12 1290.00 6104'.90 3100.00 6106.41 4480.00 6110.40 9110.00 <br />I 64 333+80 6135.60 6139.63 1290.00 6142.29 3100.00 6143.11 4480.00 6147.51 9110.00 <br />65 342+90 6187.40 6192.48 12 JO. 00 6195.45 3100.00 6197.01 4480.00 6201.91J 9110.00 <br />'. 66 351+90 6242. <:10 (;246.78 12 '10.00 6249.20 3100.00 6250.71 4480.00 6255.38 9110.00 <br /> 67 363+50 6296.80 6302.21 1290.00 6305.18 3100.00 6307.34 4480.00 6311.39 9710.00 <br />I 68 372+40 6348.80 6353.65 1290.00 6355.33 3100.00 6356.25 4480.00 6358.51J 9710.00 <br />I 69 384+20 6423.80 6427.02 1290.00 6429.36 3100.00 6430.94 4480.00 6434.75 9710.00 <br />70 394+50 6472.60 6477.22 1290.00 6480.38 3100.00 6482.16 4480.00 6481.73 9710.00 <br />I 71 405+00 6519.50 6524.11 1290.00 6521.21 3100.00 6528.82 4480.00 6533.30 9110.00 <br /> 72 410+50 6539.60 6543.6 L 1290.00 65lJ6.05 3100.00 65"1.31 4480.00 6550.91 9110.00 <br />I <br />'I <br />I <br />------ <br />