The Alamosa River is a river in the southern part of the U.S. state of Colorado. It is about 64 miles (103 km) long, flowing roughly east through the San Luis Valley. Its watershed comprises about 148 square miles (380 km2).
The river at Capulin.
|arid land south of Alamosa|
|Length||64 mi (103 km), west-east|
|Basin size||148 sq mi (380 km2)|
- U.S. Geological Survey Geographic Names Information System: Alamosa River
- U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map Archived 2012-04-05 at WebCite, accessed March 31, 2011
- Gannett, Henry (1905). The Origin of Certain Place Names in the United States. p. 19.