Elk River Dam

ELK RIVER· Franklin, Tennessee· Concrete· 82 ft tall
High Hazard Flood Risk Reduction Recreation Water Supply Federal Government

Key Takeaway

Elk River Dam is classified as high hazard in Tennessee. 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 82 ft (taller than 76% in TN)
Dam Length2,943 ft
Dam TypeConcrete
Max Storage101.8K acre-ft
Normal Storage77.9K acre-ft
Surface Area3,910 acres
Drainage Area263 sq mi
Max Discharge101,000 cfs
NID IDTN05101

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: Yes
Last Inspection: March 2, 2022
State Regulated: No

Ownership

USAF AFMC

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Elk River Dam?

Elk River 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 Elk River Dam?

Elk River Dam is owned by USAF AFMC (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Elk River Dam?

Elk River Dam serves the following purposes: Flood Risk Reduction, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Elk River Dam?

Elk River Dam has a dam height of 82 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 Elk River Dam last inspected?

Elk River Dam was last inspected on March 2, 2022. 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.