It forms Cogswell Reservoir, which has a capacity of with an average storage of, and serves mainly for flood control in conjunction with San Gabriel and Morris Dams downstream.
It serves mainly for flood control in conjunction with San Gabriel and Morris Dams downstream. It forms Cogswell Reservoir, which has a capacity of.
It forms Cogswell Reservoir, which has a capacity of. It serves mainly for flood control in conjunction with San Gabriel and Morris Dams downstream.
It forms Cogswell Reservoir, which has a capacity of. It serves mainly for flood control in conjunction with San Gabriel and Morris Dams downstream.