Attoyac Dam is an earth dam located in Shelby County, Texas, built in 1905. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 2,000 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Attoyac Dam
The primary purpose of Attoyac Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Attoyac Hunting and Fishing Club (private). It impounds the Tr-attoyac River.
The dam stands 9 feet tall and stretches 2,000 feet across, and has a maximum storage capacity of 125 acre-feet. Completed in 1905, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 07/11/1972. That was over 54 years ago.
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Location
| State | Texas |
| County | Shelby |
| River/Stream | Tr-attoyac River |
| Coordinates | 31.65933, -94.39455 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 2,000 ft |
| Year Completed | 1905 (121 years old) |
Storage & Hydraulics
| NID Storage | 125 acre-ft |
| Max Storage | 125 acre-ft |
| Normal Storage | 65 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Attoyac Hunting and Fishing Club |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/11/1972 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX04859 |
| Federal ID | TX04859 |
| More Info | State Dam Safety Program |