Twin Arena Lake Dam

TR-ROUGH CREEK· Somervell, Texas· Built 1954· Earth· 39 ft tall
Low Hazard Irrigation Private

Key Takeaway

Twin Arena Lake Dam is classified as low hazard in Texas. It was completed in 1954 and is 72 years old. Its primary use is irrigation.

Physical Details

Dam Height 39 ft (taller than 83.9% in TX)
Dam Length550 ft
Dam TypeEarth
Max Storage364 acre-ft
Normal Storage161 acre-ft
Surface Area30 acres
Drainage Area0 sq mi
Year Completed1954 (72 years old)
NID IDTX04128

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: September 9, 1987
State Regulated: No

Ownership

ALEN HOLLOMON

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Twin Arena Lake Dam?

Twin Arena 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 Twin Arena Lake Dam?

Twin Arena Lake Dam is owned by ALEN HOLLOMON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Twin Arena Lake Dam built?

Twin Arena Lake Dam was completed in 1954, making it 72 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 Twin Arena Lake Dam?

Twin Arena Lake Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Twin Arena Lake Dam?

Twin Arena Lake Dam has a dam height of 39 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 Twin Arena Lake Dam last inspected?

Twin Arena Lake Dam was last inspected on September 9, 1987. 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.