Lake Letourneau Dam

TR-LONG CREEK· Gregg, Texas· Built 1958· Earth· 13 ft tall
Low Hazard Other Private

Key Takeaway

Lake Letourneau Dam is classified as low hazard in Texas. It was completed in 1958 and is 68 years old. Its primary use is other.

Physical Details

Dam Height 13 ft (taller than 10.2% in TX)
Dam Length4,700 ft
Dam TypeEarth
Max Storage300 acre-ft
Normal Storage198 acre-ft
Surface Area42 acres
Drainage Area0 sq mi
Year Completed1958 (68 years old)
NID IDTX03455

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: August 30, 1973
State Regulated: No

Ownership

MARATHON LETOURNEAU COMPANY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Letourneau Dam?

Lake Letourneau 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 Lake Letourneau Dam?

Lake Letourneau Dam is owned by MARATHON LETOURNEAU COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Letourneau Dam built?

Lake Letourneau Dam was completed in 1958, making it 68 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 Lake Letourneau Dam?

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

How tall is Lake Letourneau Dam?

Lake Letourneau Dam has a dam height of 13 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 Lake Letourneau Dam last inspected?

Lake Letourneau Dam was last inspected on August 30, 1973. 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.