A power outage caught Unalaskans by surprise Thursday evening when most of the island went dark.According to the island’s acting public utilities director, Steve Tompkins, a failed transformer caused the outage, which occurred around 5:30 p.m. and lasted nearly five hours.“Initial indications were that a unit had tripped offline,” Tompkins said. “And it caused an overload on the other unit, which took itself offline. And it resulted in a near universal outage.”Standard Oil Hill was the only area on the island that didn’t lose power during the first outage, he said.
Nearly all of Unalaska lost power for over an hour on Monday evening. The outage left everyone on the city's grid, except for those on Standard Oil Hill,…