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Last modified
1/25/2010 7:11:31 PM
Creation date
10/5/2006 2:53:58 AM
Metadata
Fields
Template:
Floodplain Documents
Designation Number
499
County
Broomfield
Community
Broomfield
Basin
South Platte
Title
Flood Insurance Study - Broomfield, Adams, Boulder and Jefferson Counties, CO
Date
9/1/1997
Designation Date
5/1/1999
Floodplain - Doc Type
Historic FEMA Regulatory Floodplain Information
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<br />T <br />~ <br />~ <br />3 <br />~ <br />, <br /> <br />FLOODING SOURCE FLOODWA Y BASE FLOOD <br /> WATER SURFACE ELEVATION <br /> SfCTION MEAN REGULATORY I WITHOUT I WITH I INCREASi <br />CROSS SECTION DISTANce' WIOTH AREA VELOOTY FLOOOWAY fLOODWAY <br />(fEET) (SQUARE {FEET PER <br /> fEET} SECOND) (FEET NGVO) <br />Nissen Reservoir <br />Channel (Cont'd) <br />X 13,780 390 1,111 0.7 5,339.0 5,339.0 5,339.0 0.0 <br />y 14,230 300 1,011 1.1 5,342.8 5,342.8 5,342.8 0.0 <br />Z 14,700 226 203 5.4 5,349.9 5,349.9 5,349.9 0.0 <br />AA 15,650 313 163 4.1 5,362.1 5,362.1 5,362.1 0.0 <br />AB 15,960 197 234 2.9 5,364.8 5,364.8 5,364.9 0.1 <br />AC 16,880 140 87 4.6 5,375.8 5,375.8 5,375.8 0.0 <br />AD 17 ,310 22 47 8.5 5,382.1 5,382.1 5,382.1 0.0 <br />AE 17 ,510 161 320 1.3 5,384.8 5,384.8 5,385.8 1.0 <br />AF 18,050 37 61 6.5 5,388.4 5,388.4 5,388.6 0.2 <br /> <br />IPeet Above Confluence with Big Dry Creek <br /> <br />FEDERAL EMERGENCY MANAGEMENT AGENCY <br /> <br />CITY OF BROOMFIELD, CO <br />(ADAMS, BOULDER, JEFFERSON, AND WELD COS.) <br /> <br />FLOODWAY DATA <br /> <br />NISSEN RESERVOIR CHANNEL <br />
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