This dam is in Juneau and is the first variable arch concrete dam ever constructed. It affects a short stretch of Salmon Creek.
Project Name: Annex Creek and Salmon Creek
FERC Project Number: P-2307
Water Body: Salmon Creek, Juneau
Region: Southeast
Type of Project: Storage Dam
Status: Operating
Primary User: Juneau
Operating Utility: Alaska Electric Light and Power Company
FERC license expiration: 01/31/2058
Licensing Process: Traditional
Nameplate Power Capacity (MW): 7.5
Annual Estimate Generation (GWH): 56
Surface Area of Impoundment (acres): 165
Project Details: 168-foot high concrete arch dam with a 648 feet crest length. The crest elevation is 1,207 feet msl with 12,000 af of storage. It is maintained at levels below 1140 feet. Constructed 1914.
NOAA Fisheries Trust Resources: Chum salmon, pink salmon
Veteran intern Antonio Jones at an oyster farm in Drayton Harbor, Washington, checking traps for European Invasive Green Crab. Credit: Northwest Straits Commission
Sustainably grown, organic Alaskan kelp is harvested at the Seagrove Kelp Co. farm in Doyle Bay. Credit: NOAA Fisheries/Jordan Hollarsmith
