Attoyac Bayou Ws Scs Site 12 Dam
Attoyac Bayou Ws Scs Site 12 Dam is an earth dam located in Shelby County, Texas, built in 1976. It carries a Significant hazard potential classification.
About Attoyac Bayou Ws Scs Site 12 Dam
The primary purpose of Attoyac Bayou Ws Scs Site 12 Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Attoyac Bayou Watershed Authority;shelby County Commissioners Court;shelby Swcd (local government). It impounds the Stockman Creek.
The dam stands 31 feet tall and stretches 1,200 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 1,673 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1976, the structure is 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 09/26/2018.
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Location
| State | Texas |
| County | Shelby |
| River/Stream | Stockman Creek |
| Coordinates | 31.77167, -94.40333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 1,673 acre-ft |
| Max Storage | 1,673 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 881 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | ATTOYAC BAYOU WATERSHED AUTHORITY;SHELBY COUNTY COMMISSIONERS COURT;SHELBY SWCD |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 09/26/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX05110 |
| Federal ID | TX05110 |
| More Info | State Dam Safety Program |