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FLOOD09455
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FLOOD09455
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Last modified
1/26/2010 10:09:18 AM
Creation date
10/5/2006 4:20:37 AM
Metadata
Fields
Template:
Floodplain Documents
Designation Number
336
County
Boulder
Community
Unincorporated Boulder County
Stream Name
Various
Basin
South Platte
Title
FIS - Boulder County Unincorporated Areas, Volume 1 of 5
Date
7/15/1988
Designation Date
11/10/1992
Prepared For
Boulder County and CWCB
Prepared By
FEMA
Floodplain - Doc Type
Historic FEMA Regulatory Floodplain Information
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<br />Table 1. Summary of Discharges <br /> <br />Flooding Source and Location <br /> <br />Airport Creek <br />At Confluence With Big Dry Creek <br />At Confluence With Tributary No. 1 <br />At Upstream Limit of Detailed Study <br /> <br />North Branch Airport Creek <br />At Confluence With Airport Creek <br />At Upstream Limit of Detailed Study <br /> <br />~ <br /> <br />Arapahoe Avenue Overflow <br />At Foothills Parkway (47th Street) <br />At 30th Street <br />At 28th Street <br /> <br />Bear Canyon Creek <br />At Confluence With Boulder Creek <br />At Confluence With Skunk Creek <br />At Baseline Road <br />At U.S. Highway 36 <br />At Broadway <br />At Upstream Limit of Detailed Study <br /> <br />1 . <br />-- Data Not Ava.lable <br /> <br />~ <br /> <br />Drainage Area <br />(Square Miles) <br /> <br />Peak Discharges (Cubic Feet per Second) <br />lO-Year 50-Year 100-Year 500-Year <br /> <br />2.51 <br />1.22 <br />0.43 <br /> <br />550 <br />370 <br />390 <br /> <br />0.30 <br />0.03 <br /> <br />100 <br />30 <br /> <br />1 <br />1 <br />1 <br /> <br />8.24 <br />5.35 <br />4.96 <br />4.34 <br />4.08 <br />3.71 <br /> <br />2,050 <br />1,170 <br />1,110 <br />820 <br />680 <br />480 <br /> <br />1,300 <br />760 <br />690 <br /> <br />230 <br />50 <br /> <br />1 <br />1 <br />1 <br /> <br />3,762 <br />2,360 <br />2,352 <br />1,780 <br />1,512 <br />1,190 <br /> <br />1,640 <br />920 <br />810 <br /> <br />280 <br />60 <br /> <br />1 <br />1 <br />1 <br /> <br />1,500 <br />4,200 <br />3,500 <br /> <br />4,880 <br />3,070 <br />2,930 <br />2,210 <br />1,930 <br />1,600 <br /> <br />3,040 <br />1,540 <br />1,220 <br /> <br />510 <br />90 <br /> <br />1 <br />1 <br />1 <br /> <br />7,500 <br />5,100 <br />5,000 <br />3,850 <br />3,400 <br />3,000 <br />
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