Levees / Arkansas / 4005000012

Big Lake and St. Francis Floodway East System

Gilmore, Crittenden County, Arkansas. On the St. Francis River. USACE records 73,045 people living in the area this system is built to protect.

Accredited Levee SystemUSACE oversight
People behind it
73,045
USACE figure
Structures
44,258
in the leveed area
Levee length
122.4
miles
Leveed area
1828.01
square miles
01

The federal record

System ID
4005000012
System type
Levee System
FEMA accreditation
Accredited Levee System
Screening rating (LSAC)
Moderate
Inspection rating
M
Inspection date
11/02/2015
Rehabilitation programme
NA
Responsible sponsor
St. Francis LD of AR, USACE - Memphis District
Waterway
St. Francis River
Segments
1
USACE district
Memphis
USACE division
Mississippi Valley Division
FEMA region
6
Congressional district
01
Consequence estimate
$9.72 billion
Flood of record
04/06/1979

What this page does not tell you

It does not say whether any particular address is protected. A FEMA accreditation status describes this system measured against a design flood event, and USACE states that the database may not represent the totality of levees in the United States. If you need to know what applies to a specific property, your local floodplain administrator holds that answer. How to read an accreditation status.

02

Where it is

Source: USACE National Levee Database, system 4005000012. Refreshed 2026-09-10. Values are reproduced as published. USACE updates the database irregularly and without a change feed, so the refresh date above is the age of what you are reading.