Allison South Lake Dam

TR-BRIAR CREEK· Navarro, Texas· Built 1960· Earth· 27 ft tall

Key Takeaway

Allison South Lake Dam is classified as low hazard in Texas. It was completed in 1960 and is 66 years old. Its primary use is fire protection.

Physical Details

Dam Height 27 ft (taller than 58.3% in TX)
Dam Length1,005 ft
Dam TypeEarth
Max Storage115 acre-ft
Normal Storage74 acre-ft
Surface Area8 acres
Drainage Area0 sq mi
Year Completed1960 (66 years old)
NID IDTX05155

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
State Regulated: No

Ownership

FRED ALLISON

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Allison South Lake Dam?

Allison South Lake Dam 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 Allison South Lake Dam?

Allison South Lake Dam is owned by FRED ALLISON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Allison South Lake Dam built?

Allison South Lake Dam was completed in 1960, making it 66 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 Allison South Lake Dam?

Allison South Lake Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Allison South Lake Dam?

Allison South Lake Dam has a dam height of 27 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.

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.