Petersburg Pilot -

Water levels in Tyee Lake below six-year average


August 8, 2019

Graph courtesy of the Southeast Alaska Power Agency

When the water level (brown line) in Tyee Lake reaches the green line, then SEAPA will begin selling power to Ketchikan from Tyee Lake. Once the water level falls below the red line, then SEAPA will stop selling power to Ketchikan.

As the dry weather persists though the summer, Tyee Lake water levels continue to be below the normal levels for early August.

As part of the Southeast Alaska Power Agency, Tyee Lake dedicates its power to Petersburg and Wrangell, while Swan Lake produces power for Ketchikan. Water in Tyee Lake reached 1,313 feet Monday morning. The water level is lower than the norm for Tyee Lake this time of year, but it is higher than the water level this time last year, said Utility Director Karl Hagerman.

"The good news is that we finally achieved a level higher than last year," said Hagerman. "That's...

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