Delmarva Power, MD
Power reliability at Delmarva Power
Power from Delmarva Power went out 0.9 times last year across its Maryland territory, 1.9 hours in total - a little steadier than most of the country. That is 38% less outage time than the Maryland state average of 3.1 hours a year.
Outage length, and what it means for a generator
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. More on that split in how often versus how long an outage runs.
Do Delmarva Power customers need a generator
Serving 215,634 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 Maryland territory, serving 215,634 customers here, not a single street or outage. Want the Maryland average instead of just this one utility? Maryland's statewide record is here. How the verdict bands are set is in the methodology.