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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 />TABLE 6 (Continued) <br /> <br />FLOOD FREQUENCY-ELEVATION AND DISCHARGE DATA <br />Upper Lefthand Creek Boulder County, Colorado <br /> <br /> Di stance Stream II lO-Year 50-Year 100-Year 500-Year <br />Reference From Bed Flood Peak Flood Peak Flood Peak Flood Peak <br />Point Mouth Elevation El evati on Discharge 21 Elevation Discharge ~ Elevation Discharge ~ Elevation Di scharge ~ <br />Number Ft. Identification Ft.-m.s.l. Ft.-m.s.l. c.f.s. - Ft.-m.s.l. c.f.s. Ft.-m.s.l. c.f.s. Ft.-m.s.l. c.f.s. <br />322 1291+78 Private Drive 7583.0 dls 7584.3 7585.8 7586.5 7588.3 <br /> uls 7585.3 7587.4 7588.3 7590.6 <br />322.1 1291+95 7583.4 7585.3 7587.4 7588.3 7590.6 <br />323 1292+22 7583.8 7585.5 7587.6 7588.6 7590.9 <br />324 1293+82 7588.0 7590.2 7592.4 7593.1 7595.0 <br />325 1297+42 7596.0 7598.9 7602.0 7603.4 7606.7 <br />326 1302+39 7609.2 7611.4 7614.6 7616.1 7619.5 <br />327 1306+03 7623.0 7625.3 7629.4 7631. 8 7637.2 <br />327.1 1307+21 7628.0 7630.3 7634.3 7636.8 7642.2 <br />328 1307+53 Private Drive 7629.0 dls 7630.3 7634.3 7636.8 7642.2 <br /> uls 7634.0 7643.8 7645.1 7648.1 <br />329 1307+93 7630.7 7634.0 7643.8 7645.1 7648.1 <br />330 1311 +05 7638.8 7641. 9 7646.1 7647.2 7650.2 <br />331 1315+39 7653.2 7655.5 7659.4 7661. 6 7666.3 <br />332 1320+54 7669.0 7671.3 7674.4 7675.6 7678.5 <br />333 1328+84 7692.3 7694.6 7696.5 7697.3 7699.5 <br />334 1335+81 7717.9 7719.7 7722.0 7723.0 7725.8 <br /> II Low water elevation as determined by aerial photogrammetric methods. <br /> 21 Discharges are prorated between stations. <br /> <br />23 <br />