Levees / Texas / 1605885483

Sienna Parks LID North Levee

Missouri City, Fort Bend County, Texas. On the Brazos River. USACE records 13,647 people living in the area this system is built to protect.

Accredited Levee SystemFederally built
People behind it
13,647
USACE figure
Structures
3,850
in the leveed area
Levee length
9.3
miles, plus 0.09 of floodwall
Leveed area
4.26
square miles
01

The federal record

System ID
1605885483
System type
Levee System
FEMA accreditation
Accredited Levee System
Screening rating (LSAC)
Not Screened
Inspection rating
Not published
Inspection date
Not published
Rehabilitation programme
Active
Responsible sponsor
Sienna Parks and Levee Improvement District (SPLID)
Waterway
Brazos River
Segments
1
USACE district
Galveston
USACE division
Southwestern Division
FEMA region
6
Congressional district
09, 22
Consequence estimate
$4.63 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 1605885483. 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.