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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />Reference <br />Point <br />Number <br /> <br />164.1 <br /> <br />164.2 <br /> <br />164.3 <br />165 <br /> <br />166 <br />167 <br />168 <br />169 <br />170 <br />171 <br />171.1 <br />172 <br /> <br />TA8LE 6 (Continued) <br /> <br />FLOOD FREQUENCY-ELEVATION AND DISCHARGE DATA <br />Upper Lefthand Creek 80ulder County, Colorado <br /> <br />Distance <br />From <br />Mouth <br />Ft. <br /> <br />Stream 1/ <br />Bed - <br />Elevation <br />Ft.-m.s.l. <br /> <br />Flood <br />Elevation <br />Ft.-m.s.l. <br /> <br />10-Year <br />Peak Flood <br />Discharge 2/ Elevation <br />c.f.s. - Ft.-m.s.l. <br /> <br />50-Year <br />Peak Flood <br />Discharge 2/ Elevation <br />c.f.s. - Ft.-m.s.l. <br /> <br />100-Year <br />Peak Flood <br />Discharge 2/ Elevation <br />c.f.s. - Ft.-m.s.l. <br /> <br />500-Year <br />Peak <br />Discharge 2/ <br />c.f.s. - <br /> <br />Identification <br /> <br />782+40 5731.0 5734.6 5740.0 <br /> Lefthand Water <br />782+65 Supply 5732.0 d/s 5734.6 5740.0 <br /> Parshall Fl ume u/s 5739.5 5742.7 <br />782+90 5732.4 5739.5 5742.7 <br />788+80 5747.0 5749.6 5752.0 <br />791 +45 Spruce Gul ch d/s 940 3430 <br /> u/s 890 3190 <br />799+38 5771. 2 5775.2 5777.4 <br />804+18 5780.5 5784.6 5787.2 <br />811 +20 5795.8 5800.3 5802.8 <br />816+25 5803.2 5807.7 5811. 2 <br />824+05 5818.3 5822.7 5826.2 <br />828+88 5829.3 5832.3 5835.4 <br />830+49 5836.3 5839.5 5842.8 <br />831+00 Lefthand 5838.0 d/s 5839.5 5842.8 <br /> Canyon Drive u/s 5850.9 5852.9 <br /> 1/ Low water elevation as determi ned by aeri a 1 photogrammetric methods. <br /> ~ Discharges are prorated between stations. <br /> <br />5743.6 <br /> <br />5743.6 <br />5744.4 <br />5744.4 <br />5753.6 <br /> <br />5778.5 <br />5788.6 <br />5804.4 <br />5813.2 <br />5827.8 <br />5837.4 <br />5844.7 <br />5844.7 <br />5854.1 <br /> <br /> 5749.4 <br /> 5749.4 <br /> 5749.7 <br /> 5749.7 <br /> 5757.5 <br />5720 13020 <br />5420 12540 <br /> 5780.9 <br /> 5791. 4 <br /> 5807.8 <br /> 5817.2 <br /> 5831.8 <br /> 5841. 7 <br /> 5848.9 <br /> 5848.9 <br /> 5848.9 <br /> <br />13 <br />