APC’s diesel power plant in Haines. The plant is used when hydropower from Skagway is insufficient. Lex Treinen photo.

Haines customers could face an up to 25% jump in their electricity bills if the state approves Alaska Power Company’s bid to increase energy rates, and local officials say there was inadequate public notice about the proposal ahead of a Sept. 15 public comment deadline.

“This would impact every residential homeowner, and that is a big…