Levees / Oregon / 5005000033

Mill Four

Toledo, Lincoln County, Oregon. On the Yaquina River. USACE records 19 people living in the area this system is built to protect.

Non-Accredited Levee SystemUSACE oversight
People behind it
19
USACE figure
Structures
29
in the leveed area
Levee length
0.4
miles
Leveed area
1.30
square miles
01

The federal record

System ID
5005000033
System type
Levee System
FEMA accreditation
Non-Accredited Levee System
Screening rating (LSAC)
Low
Inspection rating
M
Inspection date
11/29/2016
Rehabilitation programme
Active
Responsible sponsor
Mill Four
Waterway
Yaquina River
Segments
2
USACE district
Portland
USACE division
Northwestern Division
FEMA region
10
Congressional district
04, 05
Consequence estimate
$5.8 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 5005000033. 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.