Annex Creek Development
Annex Creek is small dam 15 miles from Juneau. It shares a FERC license with Salmon Creek Dam in Juneau.
Project Name: Annex Creek Development
FERC Project Number: P-2307
Water Body: Annex Lake
Type of Project: Lake Tap
Primary User: Juneau
Operating Utility: Alaska Electric Light and Power Company
FERC License Expiration: September 01, 2058
Licensing Process: Traditional
Nameplate Power Capacity (MW): 3.675
Annual Estimate Generation (GWH): 27
Surface Area of Impoundment (acres): 264
Project Details: The current structure is a 20-foot high by 118-foot long wooden main diversion dam and a 6-foot high, 61 foot long saddle dam. A lake tap on Upper Annex Lake diverts water through a 1,433-foot-long power tunnel to the project valvehouse. The crest elevation is 844 feet above sea level. The dam was first built in 1916.
NOAA Fisheries Trust Resources: Pink salmon
NOAA Fisheries Area of Interest: Water quality and quantity for habitat protection.