Levees / Washington / 5005911905

Lower Grays River - Area B4

Rosburg, Wahkiakum County, Washington. On the Grays River. USACE records 0 people living in the area this system is built to protect.

Non-Accredited Levee SystemFederally built
People behind it
0
USACE figure
Structures
0
in the leveed area
Levee length
0.1
miles
Leveed area
0.04
square miles
01

The federal record

System ID
5005911905
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
Inactive
Responsible sponsor
Lower Grays River
Waterway
Grays River
Segments
1
USACE district
Portland
USACE division
Northwestern Division
FEMA region
10
Congressional district
03
Consequence estimate
$0
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 5005911905. 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.