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2023 Pennsylvania Power Outage Report

In 2023, the average Pennsylvania customer went without power for about 4.9 hours — the 23rd worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
4.9
Peak customers out
50,218
Rank (worst state)
23rd
Counties affected
20

Pennsylvania outages over the decade

Average hours without power per customer, 2023 highlighted.

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

Hardest-hit Pennsylvania counties in 2023

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

1Chester County50,2182Allegheny County46,1953Beaver County38,1164York County36,2945Luzerne County30,5106Mercer County26,1807Fayette County25,0798Lehigh County24,4609Butler County24,37810Crawford County23,74611Delaware County22,14412Lancaster County21,18813Northampton County19,02314Philadelphia County16,67415Lawrence County16,34516Venango County16,30017Westmoreland County16,23418Cambria County15,79919Berks County15,53220Perry County13,579

Biggest Pennsylvania outages of 2023

CountyBeganPeak customers out
Chester CountyAugust 6, 202350,218
Allegheny CountyMarch 25, 202346,195
Beaver CountyMarch 25, 202338,116
Allegheny CountyApril 1, 202336,724
York CountyAugust 6, 202336,294
Luzerne CountyApril 27, 202330,510
Mercer CountyMarch 25, 202326,180
Fayette CountyMarch 3, 202325,079
Lehigh CountyAugust 7, 202324,460
Butler CountyApril 1, 202324,378
Pennsylvania by year:20252024202220212020201920182017
Other states in 2023:MEMIKYOKARWV

Part of the 2023 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.