The Alamosa River is a river in the southern part of the U.S. state of Colorado. It is about long,U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map , accessed March 31, 2011 flowing roughly east through the San Luis Valley. Its watershed comprises about .
The river's name means "shaded with cottonwoods" in Spanish.
The river was affected by the Summitville mine disaster, the worst cyanide spill in United States history.
See also
List of rivers in Colorado List of tributaries of the Rio Grande
References
External links
epa.gov site fws.gov site