Lake Dealey Dam

TIMBER CREEK· Cooke, Texas· Built 1949· Earth· 18 ft tall
Significant Hazard Recreation Private

Key Takeaway

Lake Dealey Dam is classified as significant hazard in Texas. It was completed in 1949 and is 77 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 18 ft (taller than 25.8% in TX)
Dam Length920 ft
Dam TypeEarth
Max Storage400 acre-ft
Normal Storage110 acre-ft
Surface Area25 acres
Drainage Area0 sq mi
Max Discharge1,858 cfs
Year Completed1949 (77 years old)
NID IDTX00543

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: December 18, 2007
State Regulated: No

Ownership

SOUTHWESTERN DIABETIC FOUNDATION INC

Private

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Frequently Asked Questions

What is the hazard classification of Lake Dealey Dam?

Lake Dealey Dam 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 Lake Dealey Dam?

Lake Dealey Dam is owned by SOUTHWESTERN DIABETIC FOUNDATION INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Dealey Dam built?

Lake Dealey Dam was completed in 1949, making it 77 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 Dealey Dam?

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

How tall is Lake Dealey Dam?

Lake Dealey Dam has a dam height of 18 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 Dealey Dam last inspected?

Lake Dealey Dam was last inspected on December 18, 2007. 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.