Conchas Lake is a 25-mile long reservoir in northeastern New Mexico, behind Conchas Dam on the Canadian River. The lake has an elevation of 4,200 feet and a surface area of 9,600 acres. Conchas Dam was completed in 1939 by the United States Army Corps of Engineers.
Location: San Miguel County, New Mexico, United States
Catchment area: 7,409 sq mi (19,190 km²)
Basin countries: United States
Max. length: 25 mi (40 km)
Surface area: 9,600 acres (3,900 ha)
Water volume: 709,119 acre⋅ft (874,685 dam³)
Surface elevation: 4,200 ft (1,280 m)