FLOOD10720 ‎(2)‎

• County: Delta
• Community: Delta County and Unincorporated Areas
• Title: FIRM - Delta County and Unincorporated Areas - Panel 375B
• Date: 3/15/1984
• Prepared For: Delta County
• Prepared By: FEMA
• Floodplain - Doc Type: Current FEMA Regulatory Floodplain Information

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ELEVATION REfERENCE MARKS

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REfERENCE
MARK
RM8

ELEVATION
(fT. NGVD)
4823.215

DESCRIPTION Of LOCATION
A U.S. Coast and Geodetic Survey standard disk, stamped
"4823.215 X 10 1926", located 12.6 miles northwest along the
Denver and Rio Grande Western Railroad from the station at
Delta, 0.4 mile west of milepost 0-385, 25 feet south of the track,
25 feet north of a huge flat-topped rock adjacent to the river,
1/2 foot lower than the track, and in a large rock.

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ZONE C

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JOINS PANEL 0531

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JOINS PANEL 0550

KEY TO MAP

SOO-Year Flood Boundary----
100-Year Flood Boundary

Zone Designations*

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Dry GUICh'/

100-Year Flood Boundary-
SOO-Year Flood Boundary

T. 13 S.

T.14 S,

Base Flood Elevation Line
With Elevation In Feet**

513

Base Flood Elevation in Feet
Where Uniform Within Zone**

(EL 987)

Elevation Reference Mark

RM7x

Zone D Boundary

River Mile

-M1.5

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**Referenced to the National Geodetic Vertical Datum of 1929

*EXPLANATION OF ZONE DESIGNATIONS

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ZONE EXPLANATION

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

AO 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 1-A30 Areas of 100-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 factors not determined.

B Areas between limits of the 1 OO-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 square
mile; or areas protected by levees from the base flood.
(Medium shading)

C Areas of minimal flooding. (No shading)

D Areas of undetermined, but possible, flood hazards.

V Areas of 100-year coastal flood with velocity (wave
action); base flood elevations and flood hazard factors
not determined.

V1-V30 Areas of 100-year coastal flood with velocity (wave
action); base flood elevations and flood hazard factors
determ ined.

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NOTES TO USER

1.6

Certain areas not in the special flood hazard areas (zones A and V)
may be protected by flood control structures.

This map is for flood insurance purposes only; it does not neces-
sarily show all areas subject to flooding in the community or
all planimetric features outside special flood hazard areas.

For adjoining map panels, see separately printed Index To Map
Panels.

INITIAL IDENTIFICATION:
MAY 10, 1977

FLOOD HAZARD BOUNDARY MAP REVISIONS:

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FLOOD INSU RANCE RATE MAP EFFECTIVE:
MARCH 15, 1984

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FLOOD INSURANCE RATE MAP REVISIONS:

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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.

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

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APPROXIMATE SCALE

2000

FEET

.14 S.

NA TIONAL FLOOD INSURANCE PROGRAM

,15 S.

INSURANCE RATE

COUNTY,
CO RADO
(UNINCORPORATED AREAS)

PANEL 315 OF 675

(SEE MAP INDEX FOR PANELS NOT PRINTED)

COMMUNITY.P ANEL
080041 0315 B

RCH 1

1

Federal Emergency Management Agency