Aquarena Dam, located in San Marcos, Texas, is a rockfill dam built in 1849 with a primary purpose of recreation.
Wind
Humidity
The dam stands at a height of 7 feet and stretches 350 feet in length, creating a reservoir with a storage capacity of 160 acre-feet. Situated on the San Marcos River, the dam offers opportunities for water recreation and scenic views in the Hays County area.
Managed by the Texas Commission on Environmental Quality (TCEQ), Aquarena Dam is subject to state regulation and inspection to ensure its structural integrity and compliance with safety standards. With a spillway width of 58 feet and a maximum discharge rate of 2 cubic feet per second, the dam is equipped to manage excess water flow during periods of high rainfall. Despite being classified as having a moderate risk level, the dam's hazard potential and condition assessment remain unspecified.
As a popular destination for outdoor enthusiasts and climate advocates, Aquarena Dam serves as a vital water resource for the surrounding community while offering recreational opportunities for residents and visitors alike. Its historical significance and role in water management make it a key feature of the San Marcos River landscape, attracting individuals interested in the intersection of water conservation and leisure activities.
Year Completed |
1849 |
Dam Length |
350 |
Dam Height |
7 |
River Or Stream |
SAN MARCOS RIVER |
Primary Dam Type |
Rockfill |
Surface Area |
21.65 |
Hydraulic Height |
7 |
Drainage Area |
49.3 |
Nid Storage |
160 |
Structural Height |
7 |
Outlet Gates |
Uncontrolled - 2 |
Hazard Potential |
Not Available |
Foundations |
Rock, Soil |
Nid Height |
7 |
San Marcos Rv At San Marcos
|
82cfs |
Blanco Rv At San Marcos
|
0cfs |
Blanco Rv Nr Kyle
|
0cfs |
San Marcos Rv Nr Martindale
|
89cfs |
Blanco Rv At Halifax Rch Nr Kyle
|
5cfs |
Blanco Rv At Wimberley
|
8cfs |