Minimum basic recreation facilities were also authorized. Construction Ochoco Dam was rehabilitated in 1949-1950. Construction of Prineville Dam began in 1958, and was completed in 1961. Work on the Crooked River Extension began in 1966, and was completed in 1970. Benefits Irrigation Irrigation in the project area has been successful over a period of many years.
Principal crops are grain, hay, potatoes, and mint.
Size of operating units varies widely, ranging from small suburban residential tracts to large livestock ranches which own or lease considerable grazing land outside the project area. Recreation and Fish and Wildlife State parks located on both reservoirs are among the most heavily used in Oregon. Ochoco Reservoir has 8 miles of shoreline, but there are only 20 acres of publicly owned lands in the reservoir area. Camping, swimming, picnicking, and boat launching and mooring facilities are available. Ochoco Reservoir is stocked annually with rainbow trout.