FLOOD10692 ‎(2)‎

• County: Costilla
• Community: Costilla County and Unincorporated Areas
• Title: FIRM - Costilla County and Unincorporated Areas - Panel 225A
• Date: 7/16/1991
• Prepared For: Costilla County
• Prepared By: FEMA
• Floodplain - Doc Type: Current FEMA Regulatory Floodplain Information

ZONE C

~

~

ZONE C

I
I
I
I
I
I
I
I
I
I
I
I

I
I
I
I
I
I
I
I
i
I
I
I
I
I
I

/
I
I
I
I
I
I
I
I
I

KEY TO MAP

ZONE C

Zone Designations

ZONE C

Base Flood Elevation Line
With Elevation In Feet**

.......-.-..--.573 ---

Base Flood Elevation in Feet
Where Uniform Within Zone**

(EL 987)

Elevation Reference Mark

RM7X

Zone D

River Mile

eM1.5

**Referenced to the National Geodetic Vertical Datum of 1929

EXPLANATION OF ZONE DESIGNATIONS

ZONE

EXPLANA nON

Areas of 100-year flood; base flood elevations and
flood hazard factors not determined.

Areas of 100-year shallow flooding where depths
are between one (1) and three (3) feet; average depths
of inundation are shown, but no flood hazard factors
are determined.

AH Areas of 100-year shallow flooding where depths
are between one (1) and three (3) feet; base flood
elevations are shown, but no flood hazard factors
are determined.

A

AO

A1-A30 Areas of lOa-year flood; base flood elevations and
flood hazard factors determined.

A99 Areas of 100-year flood to be protected by flood
protection system under construction; base flood
elevations and flood hazard ;:actors not determined.

B Areas between limits of the 100-year flood and 500-
year flood; or certain areas subject to 1 OO-year flood-
ing with average depths less than one (1) foot or where
the contributing drainage area is less than one
mile; or areas protected by levees from the base
(Medium shading)

C Areas of minimal flooding. (No shading)

D . Areas .of undetermined, but possible, flood hazards.

V Areas of laO-year coastal flood with velocity (wave
action); base flood elevations and flood hazard factors
not determined.

V1-V30 Areas of lOa-year coastal flood with velocity (wave
action); base flood.elevations and flood hazard factors
determined.

NOTES TO USER

o
...I
o
U.

Certain areas not in the Special Flood Hazard An~as (zones A arid V) may be
protected by flood control structures.

This map is for use in administering the National Flood I nsurance Program;
it does not necessarily identify all areas to flooding, particularly
from local drainage sources of small size, planimetric features outside
Special Flood Hazard Areas.

Coastal base flood elevations apply only landward ofthe shoreline shown on
this map.

For adjoining map panels, see separately pnnted Index to Map Panels.

INITIAL IDENTI leA TION:
JULY 16,1

FLOOD HAZARD BOUNDARY MAP REVISIONS:

FLOOD INSU RANCE RATE MAP EFFECTIVE:

FLOOD INSURANCE RATE MAP REVISIONS:

Refer to the FLOOD INSURANCE RATE MAP EFFECTIVE date
shown on this map to determine when actuarial rates apply to
structures in the zones where elevations or depths have been estab-
lished.

To determine if flood insurance is available in this community,
contact your insurance agent, or call the National Flood Insurance
Program, at [phone].

APPROXIMATE SCALE IN FEET

o
...J
o
U.

~

NA TIONAl flOOD INSURANCE PROGRAM

I
FLOOD INSURANCE RATE MAP

COSTILLA COUNTY,
COLORADO
(U.NINCORPORATED AREAS)

PANEL 225 OF 350

(SEE MAP INDEX FOR PANELS NOT PRINTED)

COMMUNITY.P ANEL NUMBER
080276 0225 A
EFFECTIVE
JULY 1 1

Federal Emergency