FLOOD07111

• County: Jefferson
• County: Adams
• Community: Arvada
• Basin: South Platte
• Title: Flood Insurance Rate Maps - Community Panel 085072 0006 B
• Date: 1/3/1976
• Prepared For: Archuleta County
• Prepared By: FEMA
• Floodplain - Doc Type: Historic FEMA Regulatory Floodplain Information

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LEGEND

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WE~T 65TH
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SPECIAL FLOOD HAZARD AREAS INUNDATED
BY lOO-YEAR FLOOD
ZONE A No base flood elevations determ'ined.

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ZONE AE'
ZONE AH

Base flood elevations determined.

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ZON E AO

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 flood-
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To be protected from 1 OO-year flood by
Federal flo-od protection system under
construction; no base elevations determined.

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Coastal flood with velocity hazard (wave
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action); base flood elevations determined.

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FLOODWAY AREAS IN ZONE AE

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OTHER FLOOD AREAS
ZONE X Areas of SOO-year flood; areas of
1 DO-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 Areas, determ ined to be outside 500-
year flood plain.
ZONE D Areas in which flood hazards- are
u ndeterm ined.

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Flood Boundary

Floodway Boundary

Zone 0 Boundary

Boundary Dividing Special Flood
Hazard Zones, and Boundary
Dividing Areas of Different
Coastal Base Flood Elevations
Within Special Flood Hazard
Zones.

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Base Flood Elevation Line; Ele-
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Base Flood Elevation in Feet
Where Uniform Within Zone*

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Elevation Reference Mark

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*Referenced to the National ~eodetic Vertical Datum of 1929

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NOTES

Tihis map is for use in aaministering the National Flood Insurance
Program; it does not necessarily identify all areas subject to flooding,
J:jarticularly from local drainage sources of small size, or all planimetric
features outside Sp~cial Flood Hazard Areas,

Areas of special flood hazard (lOO-year flood) include Zones A, AI-30,
AE, AH, AO, A99, V, VI-30 ANDVE,
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Oertain areas not in Special Flood Hazard Areas may be protected by
flood control structures,

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Boundaries of the floodways were computed at cross sections and
ihterpolated between cros~ sections, The floodways were based on
hydraulic considerations with regard to requirements of the Federal
Emergency Management Agency.

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Floodway widths in some areas may be too narrow to show to scale.
F.oodway widths are provided in the Flood Insurance Study Report,

Cbastal base flood elevations apply only landward ofthe shoreline,

Elevations reference marks are described in the Flood I nsurance Study
R~port.

For adjoining map panels,see separately printed Map Index

MAP REPOSITORY

Office of the City Engineer
. 8101 Ralston Road
Arvada, Colorado 80002
(Maps available for reference only, not for distribution)

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INITIAL IDENTIFICATION:

JULY 13, 1972
FLOOD HAZARD BOUNDARY.MAP REVISIONS:

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57TH

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FLOOD INSURANCE RATE MAP EFFECTIVE:

JULY1,1974
FLOOD INSURANCE RATE MAP REVISIONS:

AVENUE

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CORPORATE LIMITS

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Map revised April 23, 1976 to reflect curvilin.ear flood boundary, to
change community boundary, and to add special flood hazard areas,

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ZONE X

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Map revised FEBRUARY 19) 992 to update corporate limits, to add
~ase flood elevations, to change special flood hazard areas, to change
zone designations, to update map format, to add roads and road names,
~o change base flood elevations and to reflect updated topographic
i!nformMion,

PLACE

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AVENUE

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ZONE X I
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To determine if flood insurance is available, contact.an insurance
ag~nt oreal! the National Flood Insurance Program at (800)
63!8-6620.

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APPROXIMATE SCALE.lN FEET
600 0 600
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. NATIONAL FLOOD INSURANCE PROGRAM

ENUE

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CORPORATE LIMITS

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FLOOD INSURANCE RA TEMAP

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CITY OF
ARVADA, COLORADO
JEFFERSON AND
ADAMS COUNTIES

PANEL 6 OF 6

(SEE MAP INDEX FOR PANELS NOT PRINTED)

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PANEL LOCATION

COMMUNITY.PANEL NUMBER
085072 0006 B
MAP REVISED:
FEBRUARY 19, 1992

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Federal Emergency Management Agency