HomeMy WebLinkAbout1.00 General Application Materials_Part 8
Appendix D. FEMA Preliminary FIRM Map 2012
Mamm Creek
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Garfield CountyUnincorporated Areas080205
Garfield CountyUnincorporated Areas080205
Garfield CountyUnincorporated Areas080205
City of Rifle085078
City of Rifle085078
Garfield CountyUnincorporated Areas080205 oK=VP=t KoK=VO=t KoK=VP=t KoK=VO=t K
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DENVER AND RIO GRANDE WESTERN RAILROAD
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FLOOD INSURANCE RATE MAPFIRM
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MAP NUMBER08045C1090E
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NATIONAL FLOOD INSURANCE PROGRAMPANEL 1090E
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MAP SCALE 1" = 1000'
1000
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NOTES TO USERS
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Zone D boundary
Floodway boundary
1% Annual Chance Floodplain Boundary
0.2% Annual Chance Floodplain Boundary
*Referenced to the North American Vertical Datum of 1988
LEGEND
SPECIAL FLOOD HAZARD AREAS (SFHAs) SUBJECT TO
INUNDATION BY THE 1% ANNUAL CHANCE FLOOD
ZONE A
ZONE AE
ZONE AH
ZONE AO
ZONE AR
ZONE A99
ZONE V
ZONE VE
ZONE X
FLOODWAY AREAS IN ZONE AE
OTHER FLOOD AREAS
OTHER AREAS
ZONE X
ZONE D
The 1% annual chance flood (100-year flood), also known as the base flood, is the flood that has
a 1% chance of being equaled or exceeded in any given year. The Special Flood Hazard Area is
the area subject to flooding by the 1% annual chance flood. Areas of Special Flood Hazard
include Zones A, AE, AH, AO, AR, A99, V, and VE. The Base Flood Elevation is the water-surface
elevation of the 1% annual chance flood.
No Base Flood Elevations determined.
Base Flood Elevations determined.
Flood depths of 1 to 3 feet (usually areas of ponding); Base Flood Elevations
determined.
Flood depths of 1 to 3 feet (usually sheet flow on sloping terrain); average
depths determined. For areas of alluvial fan flooding, velocities also determined.
Special Flood Hazard Areas formerly protected from the 1% annual chance
flood by a flood control system that was subsequently decertified. Zone
AR indicates that the former flood control system is being restored to provide
protection from the 1% annual chance or greater flood.
Area to be protected from 1% annual chance flood by a Federal flood
protection system under construction; no Base Flood Elevations determined.
Coastal flood zone with velocity hazard (wave action); no Base Flood Elevations
determined.
Coastal flood zone with velocity hazard (wave action); Base Flood Elevations
determined.
The floodway is the channel of a stream plus any adjacent floodplain areas that must be kept free of
encroachment so that the 1% annual chance flood can be carried without substantial increases in
flood heights.
Areas of 0.2% annual chance flood; areas of 1% annual chance flood with
average depths of less than 1 foot or with drainage areas less than 1 square
mile; and areas protected by levees from 1% annual chance flood.
Areas determined to be outside the 0.2% annual chance floodplain.
Areas in which flood hazards are undetermined, but possible.
CBRS areas and OPAs are normally located within or adjacent to Special Flood Hazard Areas.
CBRS and OPA boundary
Boundary dividing Special Flood Hazard Area Zones and boundary
dividing Special Flood Hazard Areas of different Base Flood Elevations,
flood depths, or flood velocities.
Base Flood Elevation value where uniform within zone; elevation in
feet*
Cross section line
Transect line
Geographic coordinates referenced to the North American Datum of
1983 (NAD 83) Western Hemisphere
1000-meter Universal Transverse Mercator grid values, zone 13QVUVMMMã=k
5000-foot ticks: Colorado State Plane Central Zone
(FIPS Zone 0502), Lambert Conformal Conic projection
PNMMMMM=cq
Bench mark (see explanation in Notes to Users section of this FIRM
panel)
River Mile
Base Flood Elevation line and value; elevation in feet*
COASTAL BARRIER RESOURCES SYSTEM (CBRS) AREAS
OTHERWISE PROTECTED AREAS (OPAs)
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