Sw Branch Dry Run Creek Stormwater Detention Dam

SW Branch Dry Run Creek· Black Hawk, Iowa· Built 2003· Earth· 17 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Sw Branch Dry Run Creek Stormwater Detention Dam is classified as high hazard in Iowa. It was completed in 2003 and is 23 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 17 ft (taller than 5.1% in IA)
Dam Length1,070 ft
Dam TypeEarth
Max Storage218 acre-ft
Normal Storage0 acre-ft
Surface Area0 acres
Drainage Area5 sq mi
Max Discharge0 cfs
Year Completed2003 (23 years old)
NID IDIA03547

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: No
Last Inspection: June 26, 2019
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

City of Cedar Falls

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sw Branch Dry Run Creek Stormwater Detention Dam?

Sw Branch Dry Run Creek Stormwater Detention Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Sw Branch Dry Run Creek Stormwater Detention Dam?

Sw Branch Dry Run Creek Stormwater Detention Dam is owned by City of Cedar Falls (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sw Branch Dry Run Creek Stormwater Detention Dam built?

Sw Branch Dry Run Creek Stormwater Detention Dam was completed in 2003, making it 23 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 Sw Branch Dry Run Creek Stormwater Detention Dam?

Sw Branch Dry Run Creek Stormwater Detention 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 Sw Branch Dry Run Creek Stormwater Detention Dam?

Sw Branch Dry Run Creek Stormwater Detention Dam has a dam height of 17 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 Sw Branch Dry Run Creek Stormwater Detention Dam last inspected?

Sw Branch Dry Run Creek Stormwater Detention Dam was last inspected on June 26, 2019. 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.