FLOOD01572

• County: Rio Grande
• Community: Rio Grande County and Unincorporated Areas
• Title: FIRM - Rio Grande County and Unincorporated Areas - Panel 90B
• Date: 5/19/1987
• Prepared For: Rio Grande County
• Prepared By: FEMA
• Floodplain - Doc Type: Current FEMA Regulatory Floodplain Information

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RIO GRANDE NATIONAL FOREST
Area ot Mapped
ZON E 0

JOINS PANEL 0200

GEN

~~EfJ~_~:~~~~~~ARD AREAS INUNDATED
ZONE A

No base flood elevations determined,
Base flood elevations determined,

ZON E AE
ZON E AH

ZONE AO

ZONE A99

ZON E V

Floo~ depths of 1 to 3 feet (usually areas of
pondmg); base flood elevations determined.

Flood depths ,of 1 to 3 feet (usually sheet
flow o,n sloping terrain); average depths
~etermln~d: For areas of alluvial fan f1ood-
mg, velocities also determ ined,

To be protected from 100-year flood by
Federal !Iood prNection system under
constructIOn; no base elevations determined.

Co~stal flood with velocity hazard (wave
aC~lOn); no base flood elevations deter-
mmed.

ZON EVE Co~stal flood with velocity hazard (wave
action); base flood elevations determined.

FLOODWAY AREAS IN ZONE AE

OTHER FLOOD AREAS
ZON E X A f
reas 0 500-year flood; areas of
100-year flood with average depths
of less than 1 foot or with drainage
areas less than 1 square mile; and
areas protected by levees from 100-
year flood,
OTHER AREAS
ZONE X

ZONE 0

... 513

@----@

Areas determined to be outside 500-
year flood plain.

Areas in which flood hazards are
undetermined,

Flood Boundary

Floodway Boundary

Zone D Boundary

Boundary Dividing Special Flood
H~z.a~d Zones, and Boundary
DIvIding Areas of Different
C<?as~al Base Flood Elevations
Within Special Flood Hazard
Zones.

Base Flood Elevation Line; Ele-
vation in Feet*

Cross Section Line

(EL 987) Base Flood Elevation in Feet
Where Uniform Within Zone*

RM7 X Elevation Reference Mark

*Referenced to the National Geodetic Ve t' I D
rica atum of 1929

NOTE

TphiS map is for use in administering the National Flood I
rogram' it does n t 'I ' nsu rance
, "I _ 0 necessan y Identify all areas su bject to flood-
109, partlcu arly Trom local drainage sources of ' .
planimetric features outside Special Flood Hazard S:r~l~s,slze, or all

Certain areas not in Special Flood Hazard Areas m b
by flood control structures, ay e protected

Boundaries of the flood ways wer
and interpolated between cross seectf~n~pu~~e a:1 cr~ss sections
based on hydraulic conside' " 00 ways were
of the Federal Emergency M~~~~en~e~:t~g~~~~~d to requirements

Floodway widths in some area b
sScale. Floodway widths are ~r~~~ede i~o~h~ar:7o~dtol show to
tudy ReporL nsurance

Coasta,l base flood elevations apply only landward of the shoreline.

Elevation reference marks are described in the FI d I
Study ReporL . 00 nsurance

For adjoining map panels see sepa' rately
printed Map Index.

MAP REPOSITORY
Office of the County Co .,
Cl S mmlSSloner, County Courthouse 6th and
;crry treets, Dcl Norte, Colorado 81132 (Map avai'lable f
re erence only, not distribution) or

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INITIAL IDENTIFICATION:
APRIL 29,1977

FLOOD HAZ/\,RD BOUN'DARY MAP REVISIONS:
NONE

F L 00 D I

RANCE RATE MAP EFFECTIVE:
MAY 19, 1987

:efer t~ Flood Insurance Rate Map Effective date shown below to

~ter~me when ac tu arial rates apply to structures in zones where
e evatlons or have been established.

.
.
tII

To determine if
agent or call
638-6620.

N j~su rance is available 1 contact an insurance
atlOnal Flood Insurance Program at (800)

.

i-<OXIMATE SCALE IN FEET
o
....::::::::r::::=f---1

1000
1

TIONAl FLOOD INSURANCE PROGRAM

I
fLOOD INSURANCE RATE MAP

10 GRANDE COUNTY
,
LO RADO
NINCORPORA TED AREAS)

El 90 OF 450

E MAP INDEX FOR PANELS NOT PR!NTED)

PANEL LOCATION

COMMUNITY.PANEL NUMBER
080153 0090 B

EFFECTIVE DATE:
MAY 19, 1981

;F{~~deral Emergency Management Agency