Levees / Louisiana / 1605255006

Southeast Terrebonne Parish System

Montegut, Terrebonne Parish, Louisiana. On the Gulf of America. USACE records 9,394 people living in the area this system is built to protect.

Non-Accredited Levee SystemFederally built
People behind it
9,394
USACE figure
Structures
4,906
in the leveed area
Levee length
25.3
miles, plus 0.29 of floodwall
Leveed area
37.79
square miles
01

The federal record

System ID
1605255006
System type
Levee System
FEMA accreditation
Non-Accredited Levee System
Screening rating (LSAC)
Not Screened
Inspection rating
Not published
Inspection date
Not published
Rehabilitation programme
Not Enrolled
Responsible sponsor
Terrebonne Levee and Conservation District
Waterway
Gulf of America
Segments
1
USACE district
New Orleans
USACE division
Mississippi Valley Division
FEMA region
6
Congressional district
01, 03
Consequence estimate
$1.80 billion
Flood of record
Not published

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 1605255006. 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.