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FLOOD00155
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FLOOD00155
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Last modified
11/23/2009 1:22:04 PM
Creation date
10/4/2006 9:07:24 PM
Metadata
Fields
Template:
Floodplain Documents
County
Boulder
Community
Boulder County
Stream Name
Upper Boulder Creek, Fourmile Creek
Title
Floodplain Information Report
Date
12/1/1981
Prepared For
Boulder County
Prepared By
UDFCD
Contract/PO #
&&
Floodplain - Doc Type
Floodplain Report/Masterplan
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<br />I <br />I TABLE 4 <br /> PEAK DISCHARGE AND WATER SURFACE ELEVATION DATA <br />I Upper Boulder Creek <br /> Distance 11 lo-Year 50-Year 10o-Year 500-Year <br />I Stream- <br /> Reference From Bed Flood Peak 21 Flood Peak 21 Flood Peak 2/FloOd Peak ?J <br /> Point Mouth Elevation Elevation Discharge- Elevation Discharge- Elevation Discharge- Elevation Discharge <br /> Identification Number Ft. Ft.-m.s.l. Ft.-m.s.l. c.f.s. Ft.-m.a.l. c.f.s. Ft.-JIl.8.1. c.f.s. Ft.-m.s.1. c.r.s. <br />I 118 1564+60 6019.6 6027.7 1390 6031. 9 4910 6032.8 6330 6034.7 11830 <br /> 119 1560+60 6008.5 6012.3 6016.5 6017.9 6021. 5 <br />I 120 1555+30 5993.2 6002.0 6005.5 6006.6 6009.6 <br />Bummers 1553+60 u/s 1390 4910 6330 11830 <br /> Gulch D/s 1460 5090 6630 12100 <br />I Private Drive 120.5 1553+25 5988.2 u/s 6001.9 u/s 6005.0 u/s 6006.0 u/s 6008.7 <br /> D/s 5992.2 D/s 5995.6 D/s 5996.5 D/s 5999.2 <br /> 121 1549+50 5976.6 5980.4 5984.5 5985.5 5988.2 <br /> Hawkins 1543+60 u/s 1460 5090 6630 12100 <br />I Gulch D/s 1520 5270 6920 12360 <br /> 122 1543+50 5962.0 5970.5 5973.8 5974.9 5977.6 <br /> Private Drive 122.1 1542+85 5960.0 u/s 5970.5 u/s 5973.8 u/s 5974.9 u/s 5977.6 <br />I D/S 5962.8 D/s 5966.3 D/s 5967.4 D/s 5970.1 <br /> 123 1537+05 5943.6 5948.8 5953.0 5954.3 5955.4 <br /> 124 1531+30 5926.5 5932.0 5937.2 5938.7 5942.0 <br />I 125 1525+40 5910.6 5916.2 5922.1 5924.2 5930.0 <br /> 127 1522+35 5901. 2 5906.9 5912.6 5914.5 5919.3 <br /> 128 1517+30 5883.4 5889.4 5893.4 5894.4 5897.7 <br /> 129 1512+85 5873.3 5878.4 5889.2 5891. 2 5895.8 <br />I Hydroelectric 130 1512+60 5872.3 u/s 5878.4 u/s 5889.2 u/s 5891.2 u/s 5895.8 <br />Plant Drive D/s 5876.4 D/s 5881.2 D/s 5882.8 D/s 5885.6 <br /> 131 1507+80 5860.3 5866.5 5875.2 5876.2 5879.1 <br />I Private Drive 132 1507+50 5859.1 u/s 5866.5 u/s 5875.2 u/s 5876.2 u/s 5879.1 <br /> D/s 5864.6 D/s 5869.3 D/s 5870.3 D/s 5872.8 <br /> 133 1506+00 5855.2 5861.4 5868.3 5869.5 5872.4 <br />I Footbridge 134 1505+80 5854.5 u/s 5861. 4 u/S 5868.3 u/s 5869.5 u/s 5872.4 <br /> D/s 5859.8 D/s 5864.5 D/s 5865.5 D/s 5867.9 <br /> 135 1502+20 5845.5 5850.5 5854.6 5855.6 5858.4 <br /> 136 1496+90 5834.4 5839.2 5842.1 5843.2 5845.4 <br />I 137 1490+25 5822.2 5825.3 5829.1 5830.3 5833.1 <br /> 138 1485+10 5809.4 5818.4 5826.2 5827.1 5829.4 <br /> Private Drive 139 1484+90 5809.0 u/s 5818.4 u/s 5826.2 u/s 5827.1 u/s 5829.4 <br />I D/s 5815.9 D/s 5821.0 D/s 5822.1 D/s 5825.1 <br /> 140 1480+10 5799.5 5804.2 5808.9 5810.7 5814.1 <br /> 142 1473+75 5786.7 5800.2 5803.0 5803.9 5806.1 <br /> Private Drive 143 1473+40 5785.9 u/s 5800.2 1560 u/s 5803.0 5360 u/s 5803.9 7080 u/S 5806.1 12470 <br />I D/s 5789.8 D/s 5793.9 D/s 5795.0 D/s 5797.7 <br /> 11 Low water elevation as determined by aerial photogrammetric methods. <br />I gj Discharges are prorated between stations. <br />I <br />I <br /> 13 <br />
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