Attoyac Bayou WS SCS Site 21 Dam is a crucial structure in Nacogdoches, Texas, designed by the USDA NRCS to mitigate flood risks along Browns Creek.
Wind
Humidity
Completed in 1977, this earth dam stands at a height of 42 feet and has a length of 1150 feet, providing a storage capacity of 2093 acre-feet. The primary purpose of the dam is flood risk reduction, with additional benefits for fire protection, stock, or small fish pond purposes.
Despite its age, the dam's condition assessment is not rated, and its hazard potential is not available. However, it is inspected periodically, with the last inspection conducted in May 2013. The risk assessment classifies the dam as high risk, emphasizing the importance of ongoing management and maintenance to ensure its safety and functionality. With state jurisdiction, regulation, permitting, and enforcement in place, the Attoyac Bayou WS SCS Site 21 Dam remains a critical asset for water resource management in the region, reflecting the collaborative efforts of local government and the NRCS.
Year Completed |
1977 |
Dam Length |
1150 |
Dam Height |
42 |
River Or Stream |
BROWNS CREEK |
Primary Dam Type |
Earth |
Surface Area |
20.7 |
Hydraulic Height |
42 |
Drainage Area |
3.81 |
Nid Storage |
2093 |
Structural Height |
42 |
Outlet Gates |
Slide (sluice gate) - 1 |
Hazard Potential |
Not Available |
Foundations |
Unlisted/Unknown |
Nid Height |
42 |
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328cfs |
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