Prairie Trail - Cp5

Polk, Iowa· Built 2014· Earth· 24 ft tall
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Prairie Trail - Cp5 is classified as significant hazard in Iowa. It was completed in 2014 and is 12 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 24 ft (taller than 15.8% in IA)
Dam TypeEarth
Max Storage61 acre-ft
Normal Storage19 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
Max Discharge1,070 cfs
Year Completed2014 (12 years old)
NID IDIA04211

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

City of Ankeny

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Prairie Trail - Cp5?

Prairie Trail - Cp5 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Prairie Trail - Cp5?

Prairie Trail - Cp5 is owned by City of Ankeny (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Prairie Trail - Cp5 built?

Prairie Trail - Cp5 was completed in 2014, making it 12 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Prairie Trail - Cp5?

Prairie Trail - Cp5 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Prairie Trail - Cp5?

Prairie Trail - Cp5 has a dam height of 24 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.