Levees / Illinois / 5105190001

Indian Grave DD - Upper

Ursa, Adams County, Illinois. On the Bear Creek Diversion, Jenkins Creek, Mississippi River, Rock - Ursa Creek, Ursa Creek. USACE records 37 people living in the area this system is built to protect.

Non-Accredited Levee SystemUSACE oversight
People behind it
37
USACE figure
Structures
48
in the leveed area
Levee length
15.2
miles
Leveed area
19.75
square miles
01

The federal record

System ID
5105190001
System type
Levee System
FEMA accreditation
Non-Accredited Levee System
Screening rating (LSAC)
Low
Inspection rating
M
Inspection date
10/27/2014
Rehabilitation programme
Active
Responsible sponsor
Indian Grave Drainage District, Adams County, IL, Village of Ursa, IL
Waterway
Bear Creek Diversion, Jenkins Creek, Mississippi River, Rock - Ursa Creek, Ursa Creek
Segments
2
USACE district
Rock Island
USACE division
Mississippi Valley Division
FEMA region
5
Congressional district
15
Consequence estimate
$9.0 million
Flood of record
06/22/2008

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 5105190001. 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.