3rd quarter Cost of Power Adjustment (COPA) to decrease slightly July 1. Lower summer rates in effect. Click to read more.
A 15-foot tall wooden dam was installed at the natural outfall of Upper Annex Lake during construction of the hydro project to allow more water to be stored. The dam failed in 1935 and was replaced the next year with a 20-foot tall dam. The dam was replaced again in 1967, and that dam stands today.