FLOOD11755

• County: Statewide
• Basin: Statewide
• Title: Guidelines and Specifications for Flood Hazard Mapping Partners - Volume 1: Flood Studies and Mapping
• Date: 4/1/2003
• Prepared By: FEMA
• Floodplain - Doc Type: Educational/Technical/Reference Information

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Guidelines and Specifications for Flood Hazard Mapping Partners [April 2003]

Selection of Techmca

Table 1-2

· Effective stillwater elevations
based on past events, but

.-

Redelineation

accurate

· SFHA or V zone seems inaccurate (e.g., flooding losses in
Zones B, C, or X; evidence of velocity flooding in A zones;
numerous LOMAs);or

appear

and BFEs

of the primary

the inland limit

not extend to

. V zone does
frontal dune

Areas of moderate
development

"''iI::}.:

Areas of moderate
development

Detailed Coastal

and/or

· Flood experience indicates that stillwater elevations
BFEs are outdated;

o

.

.

shoreline and

Significant changes have occurred to the
transect profile since effective FIS analysis;

methods not

.

.

m

all

at

used

nmup
and/or

Wave height and/or
effective FIS analysis;

Outdated wave height and runup methodologies used for the
effective PIS analysis

Effective BFEs, SFHA, and V zones appear accurate based
on past events

Section 1.3

.

.

no

or

Areas of minimal
development

1-37

.

no

or

· Areas of minimal
development

Use Effective Information