Shell Branch

TRIBNORTH FORK OBION RIV· Henry, Tennessee· Built 1990· Earth·
Low Hazard State Government

Key Takeaway

Shell Branch is classified as low hazard in Tennessee. It was completed in 1990 and is 36 years old.

Physical Details

Dam Length550 ft
Dam TypeEarth
Max Storage122 acre-ft
Normal Storage0 acre-ft
Drainage Area1 sq mi
Year Completed1990 (36 years old)
NID IDTN07926

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: No
Last Inspection: July 7, 2020
State Regulated: Yes
Regulatory Agency: TENNESSEE SAFE DAMS PROGRAM

Ownership

WTRBA

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Shell Branch?

Shell Branch is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Shell Branch?

Shell Branch is owned by WTRBA (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Shell Branch built?

Shell Branch was completed in 1990, making it 36 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

When was Shell Branch last inspected?

Shell Branch was last inspected on July 7, 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.