Copper Creek Estates Dam

Tr-Little Four Mile Creek· Polk, Iowa· Built 2002· Earth· 21 ft tall
Significant Hazard Flood Risk Reduction Private

Key Takeaway

Copper Creek Estates Dam is classified as significant hazard in Iowa. It was completed in 2002 and is 24 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 21 ft (taller than 8.8% in IA)
Dam Length292 ft
Dam TypeEarth
Max Storage24 acre-ft
Normal Storage15 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed2002 (24 years old)
Year Modified2005
NID IDIA03514

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
Last Inspection: April 8, 2015
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Copper Creek Estates Property Ownsers Association Inc

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Copper Creek Estates Dam?

Copper Creek Estates Dam 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 Copper Creek Estates Dam?

Copper Creek Estates Dam is owned by Copper Creek Estates Property Ownsers Association Inc (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Copper Creek Estates Dam built?

Copper Creek Estates Dam was completed in 2002, making it 24 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 Copper Creek Estates Dam?

Copper Creek Estates Dam 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 Copper Creek Estates Dam?

Copper Creek Estates Dam has a dam height of 21 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.

When was Copper Creek Estates Dam last inspected?

Copper Creek Estates Dam was last inspected on April 8, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.

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.