Maui Electric Co Ltd, HI
How often Maui Electric Co Ltd goes out
This grid runs rougher than most of the country: Maui Electric Co Ltd's Hawaii customers saw 2.9 interruptions and 8 hours without power in the most recent year on file. That is 70% more outage time than the Hawaii state average of 4.7 hours a year.
Outage length, and what it means for a generator
Outages here average 2.8 hours before power returns, a moderate length where a portable generator earns its keep over battery storage alone. The frequency-versus-duration guide covers why length decides the kind of backup.
What this means for buying a generator
Serving 71,786 customers here, Outages at Maui Electric Co Ltd run well above the national norm. You should get a backup generator here - it is a sound investment, not a luxury.
Where this number comes from
Maui Electric Co Ltd filed these numbers itself, as an investor-owned utility, under EIA Form 861 - a federal reliability report covering its entire Hawaii territory, serving 71,786 customers here, not a single street or outage. Every other utility in Hawaii is covered too: see Hawaii's full record. How the verdict bands are set is in the methodology.