Delmarva Power, DE
How often Delmarva Power goes out
Delmarva Power customers in Delaware had 0.8 interruptions last year, 1.7 hours total - a bit below the typical US utility's outage time. That is 5% more outage time than the Delaware state average of 1.6 hours a year.
How long a single Delmarva Power outage runs
2.2 hours is the average length of a single outage here - past comfortable battery range, which is where a portable generator becomes the better buy. The frequency-versus-duration guide covers why length decides the kind of backup.
Do Delmarva Power customers need a generator
Serving 340,680 customers here, Outages at Delmarva Power run below the national norm, so a generator is not urgent - still worth checking if you have medical equipment or a sump pump that cannot go without power.
Where this number comes from
Delmarva Power filed these numbers itself, as an investor-owned utility, under EIA Form 861 - a federal reliability report covering its entire Delaware territory, serving 340,680 customers here, not a single street or outage. Want the Delaware average instead of just this one utility? Delaware's statewide record is here. The full scoring method lives in the methodology guide.