Sebastian Martin Site 3 Dam, also known as Arroyo De San Rafael Retard Dam, is a crucial flood risk reduction structure located in Rio Arriba, New Mexico.
Wind
Humidity
Constructed in 1977 by the USDA NRCS, this earth dam stands at a height of 45.3 feet with a structural height of 69 feet and a length of 800 feet. Its primary purpose is flood risk reduction, serving the local community and protecting the San Rafael River.
With a storage capacity of 151 acre-feet, this dam plays a significant role in managing water resources in the region, especially during periods of high discharge. The dam's spillway type is uncontrolled, with a width of 75 feet, and it has been assessed to be in fair condition as of December 2017. Recognized as a high hazard potential structure, the Sebastian Martin Site 3 Dam is subject to regular inspections, with a moderate risk assessment rating. As climate change impacts continue to affect water resources, the dam's importance in mitigating flood risks and ensuring water security for the local community cannot be overstated.
Year Completed |
1977 |
Dam Length |
800 |
Dam Height |
45.3 |
River Or Stream |
SAN RAFAEL |
Primary Dam Type |
Earth |
Surface Area |
12 |
Drainage Area |
0.31 |
Nid Storage |
151 |
Structural Height |
69 |
Outlet Gates |
Uncontrolled - 0 |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
69 |
Rio Chama Near Chamita
|
1280cfs |
Rio Grande At Embudo
|
567cfs |
Embudo Creek At Dixon
|
41cfs |
Santa Cruz River Near Cundiyo
|
32cfs |
Rio Grande At Otowi Bridge
|
1880cfs |
Rio Ojo Caliente At La Madera
|
13cfs |