Levees / Washington / 610005000001

Red River RB

Marietta-Alderwood, Whatcom County, Washington. USACE records 7 people living in the area this system is built to protect.

Non-Accredited Levee System
People behind it
7
USACE figure
Structures
2
in the leveed area
Levee length
3.6
miles
Leveed area
1.31
square miles
01

The federal record

System ID
610005000001
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
Whatcom County
Waterway
Not published
Segments
2
USACE district
Seattle
USACE division
Northwestern Division
FEMA region
10
Congressional district
02
Consequence estimate
$4.1 million
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 610005000001. 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.