massoutage

2020 Pennsylvania Power Outage Report

In 2020, the average Pennsylvania customer went without power for about 6.5 hours — the 19th worst of any US state that year, 1.2× the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
6.5
Peak customers out
141,915
Rank (worst state)
19th
Counties affected
20

Pennsylvania outages over the decade

Average hours without power per customer, 2020 highlighted.

3.2h20152.5h20163.2h20178.3h20184.7h20196.5h20204.1h20213.7h20224.9h20237.0h20249.8h2025

Hardest-hit Pennsylvania counties in 2020

By peak customers out during the year's worst event.

1Montgomery County141,9152Chester County110,5463Bucks County106,5254Lebanon County56,9925Philadelphia County43,8236Delaware County36,6887Berks County34,2998Luzerne County31,9509Allegheny County31,34510Erie County23,43311Lehigh County21,08212Westmoreland County20,99313Northampton County16,53514Pike County16,05415York County14,87416Schuylkill County13,40017Crawford County12,18418Perry County11,23719Butler County11,03120McKean County10,953

Biggest Pennsylvania outages of 2020

CountyBeganPeak customers out
Montgomery CountyJune 3, 2020141,915
Chester CountyAugust 4, 2020110,546
Bucks CountyAugust 3, 2020106,525
Chester CountyJune 3, 202072,581
Bucks CountyJune 3, 202067,756
Montgomery CountyAugust 3, 202065,880
Lebanon CountyFebruary 7, 202056,992
Philadelphia CountyMay 30, 202043,823
Delaware CountyJune 2, 202036,688
Berks CountyJune 3, 202034,299
Pennsylvania by year:20252024202320222021201920182017
Other states in 2020:LAMEOKIAALNC

Part of the 2020 US Power Outage Report. Source: DOE/ORNL EAGLE-I. “Avg hours per customer” is a SAIDI-like measure (outage customer-minutes ÷ tracked customers); coverage varies by year.