Ketchikan Public Utilities, AK
How often Ketchikan Public Utilities goes out
Ketchikan Public Utilities customers in Alaska had 3.6 interruptions last year, 5 hours without power in total - above the typical US utility's outage time by about 1.8×. That is 44% less outage time than the Alaska state average of 9 hours a year.
How long a single Ketchikan Public Utilities outage runs
A single outage here averages 84 minutes. That is squarely in battery-power-station range; a fuel generator is overkill for most of these. Why outage length, not count, picks the backup: how often vs how long.
Do Ketchikan Public Utilities customers need a generator
Serving 8,030 customers here, Ketchikan Public Utilities customers lose more power than most of the country sees, so a generator is worth getting rather than an overreaction.
The source behind this number
Ketchikan Public Utilities filed these numbers itself, as a municipally-owned utility, under EIA Form 861 - a federal reliability report covering its entire Alaska territory, serving 8,030 customers here, not a single street or outage. Want the Alaska average instead of just this one utility? Alaska's statewide record is here. The full scoring method lives in the methodology guide.