Oak Mountain Old Lake Dam

TR DRY BROOK· Shelby, Alabama· Built 1931· Gravity·
High Hazard Flood Risk Reduction Recreation State Government

Key Takeaway

Oak Mountain Old Lake Dam is classified as high hazard in Alabama. It was completed in 1931 and is 95 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 Length136 ft
Dam TypeGravity
Max Storage1.1K acre-ft
Normal Storage800 acre-ft
Max Discharge4,590 cfs
Year Completed1931 (95 years old)
NID IDAL01314

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
State Regulated: No

Ownership

OAK MT ST PARK ST OF ALA

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Oak Mountain Old Lake Dam?

Oak Mountain Old Lake 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 Oak Mountain Old Lake Dam?

Oak Mountain Old Lake Dam is owned by OAK MT ST PARK ST OF ALA (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Oak Mountain Old Lake Dam built?

Oak Mountain Old Lake Dam was completed in 1931, making it 95 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 Oak Mountain Old Lake Dam?

Oak Mountain Old Lake Dam serves the following purposes: Flood Risk Reduction, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

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.