Attoyac Dam

TR-ATTOYAC RIVER· Shelby, Texas· Built 1905· Earth· 9 ft tall
Low Hazard Recreation Private

Key Takeaway

Attoyac Dam is classified as low hazard in Texas. It was completed in 1905 and is 121 years old. Its primary use is recreation.

Physical Details

Dam Height 9 ft (taller than 2.7% in TX)
Dam Length2,000 ft
Dam TypeEarth
Max Storage125 acre-ft
Normal Storage65 acre-ft
Surface Area0 acres
Drainage Area0 sq mi
Year Completed1905 (121 years old)
NID IDTX04859

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 11, 1972
State Regulated: No

Ownership

ATTOYAC HUNTING AND FISHING CLUB

Private

Nearby Dams

Pinkston Dam

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High Hazard 62 ft

Attoyac Bayou WS SCS Site 15 Dam

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Attoyac Bayou WS SCS Site 12 Dam

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Significant Hazard 31 ft

Woodland Acres Dam

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Low Hazard 23 ft

Borders Reservoir No 1 Dam

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Low Hazard 15 ft

Attoyac Bayou WS SCS Site 18a Dam

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Low Hazard 25 ft

Lake Tinkle Dam

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Low Hazard 20 ft

Scoggins Lake Dam

Nacogdoches, TX

Low Hazard 13 ft

Frequently Asked Questions

What is the hazard classification of Attoyac Dam?

Attoyac 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 Attoyac Dam?

Attoyac Dam is owned by ATTOYAC HUNTING AND FISHING CLUB (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Attoyac Dam built?

Attoyac Dam was completed in 1905, making it 121 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 Attoyac Dam?

Attoyac 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 Attoyac Dam?

Attoyac Dam has a dam height of 9 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 Attoyac Dam last inspected?

Attoyac Dam was last inspected on July 11, 1972. 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.