Copper Creek Lake Dam

TR- FOUR MILE CREEK· Polk, Iowa· Built 1995· Earth· 31 ft tall
Significant Hazard Irrigation Recreation Private

Key Takeaway

Copper Creek Lake Dam is classified as significant hazard in Iowa. It was completed in 1995 and is 31 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 31 ft (taller than 53.8% in IA)
Dam Length825 ft
Dam TypeEarth
Max Storage103 acre-ft
Normal Storage46 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1995 (31 years old)
NID IDIA02938

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 Golf Course LC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Copper Creek Lake Dam?

Copper Creek Lake 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 Lake Dam?

Copper Creek Lake Dam is owned by Copper Creek Golf Course LC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Copper Creek Lake Dam built?

Copper Creek Lake Dam was completed in 1995, making it 31 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 Lake Dam?

Copper Creek Lake Dam serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Copper Creek Lake Dam?

Copper Creek Lake Dam has a dam height of 31 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 Lake Dam last inspected?

Copper Creek Lake 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.