Tyee Lake set to power borough through winter
November 21, 2019
The water level at Tyee Lake was at 1,380.6 feet as of Monday, which will allow the hydro plant to produce power for over seven months should all inflows to the lake stop.
As part of the Southeast Alaska Power Agency, Tyee Lake dedicates its power to Petersburg and Wrangell, while Swan Lake produces power for Ketchikan. The 1,380.6 foot water level is about even with normal water levels for this time of the year, and is above the approximately 1,300 foot water level in November 2018, according to SEAPA.
The current lake level can provide enough hydropower to sustain both Petersburg and Wra...