Construction Seminoe Dam was constructed during 1936-39, and first delivery of power from the powerplant was made on August 3, 1939. Construction of Alcova Dam was started in 1935 and completed in 1938. The first irrigation water was diverted into the Casper Canal on June 14, 1946. Alcova Powerplant started power production in July 1955. Benefits Irrigation Water was first delivered to 14 farms irrigating 600 acres in 1946.
Principal crops are alfalfa, small grains, and irrigated pasture.
Recreation Alcova Reservoir and its surrounding lands provide excellent water-oriented recreation facilities. Recreational activities include camping, water skiing, boating, fishing, picnicking, and hiking. Seminoe Reservoir and its surrounding areas provide recreation opportunities similar to those of Alcova Reservoir, although the development of facilities is not as extensive and public access is not available to a large portion of the reservoir lands. The reservoirs are stocked with fish by the Wyoming Game and Fish Commission. For specific information about any of these recreation sites, click on the name below.