Upper San Marcos River WS SCS Site 2, located in Hays County, Texas, is a vital water resource managed by the USDA NRCS for the primary purpose of serving as a Fish and Wildlife Pond.
Wind
Humidity
Built in 1985, this Earth-type dam stands at a height of 51 feet and has a storage capacity of 3034 acre-feet. With a drainage area of 4.3 square miles, the dam has a spillway width of 153 feet and a maximum discharge capacity of 14885 cubic feet per second.
This dam on Sink Creek is regulated by the Texas Commission on Environmental Quality (TCEQ) and undergoes regular inspections to ensure its structural integrity. The last inspection in May 2018 deemed the dam to be in satisfactory condition. While the hazard potential is not available, the risk assessment categorizes it as moderate. The emergency action plan (EAP) status and risk management measures for this site are not specified, but the dam meets regulatory guidelines and is equipped with outlet gates for water control.
For water resource and climate enthusiasts, the Upper San Marcos River WS SCS Site 2 offers a fascinating study in sustainable water management practices and environmental conservation efforts. With its focus on enhancing fish and wildlife habitats, this dam plays a crucial role in supporting the local ecosystem while also providing valuable insights into dam safety protocols and risk assessment strategies in the face of changing climate conditions.
Year Completed |
1985 |
Dam Length |
1300 |
Dam Height |
51 |
River Or Stream |
SINK CREEK |
Primary Dam Type |
Earth |
Surface Area |
17 |
Hydraulic Height |
51 |
Drainage Area |
4.3 |
Nid Storage |
3034 |
Structural Height |
51 |
Outlet Gates |
Slide (sluice gate) - 1, Uncontrolled - 2 |
Hazard Potential |
Not Available |
Foundations |
Unlisted/Unknown |
Nid Height |
51 |
San Marcos Rv At San Marcos
|
82cfs |
Blanco Rv Nr Kyle
|
0cfs |
Blanco Rv At San Marcos
|
0cfs |
Blanco Rv At Halifax Rch Nr Kyle
|
5cfs |
Blanco Rv At Wimberley
|
8cfs |
San Marcos Rv Nr Martindale
|
89cfs |