Middlebrook

SINKING CREEK· Sullivan, Tennessee· Built 1971· Earth·
Significant Hazard Private

Key Takeaway

Middlebrook is classified as significant hazard in Tennessee. It was completed in 1971 and is 55 years old. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length1,625 ft
Dam TypeEarth
Max Storage222 acre-ft
Normal Storage110 acre-ft
Surface Area22 acres
Drainage Area5 sq mi
Year Completed1971 (55 years old)
NID IDTN16303

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: May 12, 2020
State Regulated: Yes
Regulatory Agency: TENNESSEE SAFE DAMS PROGRAM

Ownership

MIDDLEBROOK H.O.A.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Middlebrook?

Middlebrook 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 Middlebrook?

Middlebrook is owned by MIDDLEBROOK H.O.A. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Middlebrook built?

Middlebrook was completed in 1971, making it 55 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

When was Middlebrook last inspected?

Middlebrook was last inspected on May 12, 2020. 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.