Levees / Oregon / 5005000018

Clatsop 5, 8, & 9

Jeffers Gardens, Clatsop County, Oregon. On the Columbia River, Lewis and Clark River, Stewart Creek, Youngs RIver, Youngs River. USACE records 747 people living in the area this system is built to protect.

Non-Accredited Levee SystemUSACE oversight
People behind it
747
USACE figure
Structures
366
in the leveed area
Levee length
14.9
miles
Leveed area
5.54
square miles
01

The federal record

System ID
5005000018
System type
Levee System
FEMA accreditation
Non-Accredited Levee System
Screening rating (LSAC)
Low
Inspection rating
U
Inspection date
06/20/2012
Rehabilitation programme
Inactive
Responsible sponsor
Clatsop 5, Clatsop 9, Clatsop Co. Diking Dist. No. 8
Waterway
Columbia River, Lewis and Clark River, Stewart Creek, Youngs RIver, Youngs River
Segments
6
USACE district
Portland
USACE division
Northwestern Division
FEMA region
10
Congressional district
01
Consequence estimate
$88.1 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 5005000018. 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.