Levees / Missouri / 4705000144

L-550 - Rock Creek LB & Turkey Creek RB

Rock Port, Atchison County, Missouri. On the Rock Creek. USACE records 0 people living in the area this system is built to protect.

Non-Accredited Levee SystemUSACE oversight
People behind it
0
USACE figure
Structures
2
in the leveed area
Levee length
1.3
miles
Leveed area
0.21
square miles
01

The federal record

System ID
4705000144
System type
Levee System
FEMA accreditation
Non-Accredited Levee System
Screening rating (LSAC)
Low
Inspection rating
U
Inspection date
07/31/2017
Rehabilitation programme
Active
Responsible sponsor
Atchison County Levee District Number 1
Waterway
Rock Creek
Segments
1
USACE district
Omaha
USACE division
Northwestern Division
FEMA region
7
Congressional district
06
Consequence estimate
$30,000
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 4705000144. 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.