Coralville Dam - Amana Remedial Works

Coralville Dam - Amana Remedial Works is a concrete dam located in Iowa County, Iowa, built in 1958. It carries a High hazard potential classification.

About Coralville Dam - Amana Remedial Works

The primary purpose of Coralville Dam - Amana Remedial Works is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Usace - Rock Island District (federal). It impounds the Iowa near Amana.

The dam stands 17 feet tall and stretches 1,975 feet across. Completed in 1958, the structure is well into its service life at over 50 years old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam. The most recent inspection on record was 08/13/2019.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Iowa dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateIowa
CountyIowa
Nearest CityAmana
River/StreamIowa
Coordinates41.79710, -91.86030

Physical Characteristics

Dam TypeConcrete
NID Height17 ft
Dam Height7 ft
Dam Length1,975 ft
Year Completed1958 (68 years old)

Ownership & Safety

PurposeFlood Risk Reduction
OwnerUSACE - Rock Island District
Owner TypeFederal
Hazard ClassificationHigh
Condition AssessmentNot Available
Last Inspection08/13/2019
Emergency Action PlanYes

Identifiers

NID IDIA00012
Federal IDIA00012S001
More InfoState Dam Safety Program

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