massoutage

2018 Pennsylvania Power Outage Report

In 2018, the average Pennsylvania customer went without power for about 8.3 hours — the 10th worst of any US state that year, 1.6× the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
8.3
Peak customers out
123,280
Rank (worst state)
10th
Counties affected
20

Pennsylvania outages over the decade

Average hours without power per customer, 2018 highlighted.

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

Hardest-hit Pennsylvania counties in 2018

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

1Montgomery County123,2802Delaware County109,6863Bucks County94,2314Monroe County46,3925Northampton County45,6206Butler County37,8007Chester County35,6798Philadelphia County32,1179Allegheny County29,49010Pike County26,91511Mercer County24,86912Erie County20,25613Lehigh County19,77714Wayne County15,86415York County15,13716Snyder County14,46417Luzerne County13,49318Mifflin County12,37619Juniata County11,83620Indiana County11,572

Biggest Pennsylvania outages of 2018

CountyBeganPeak customers out
Montgomery CountyMarch 2, 2018123,280
Delaware CountyMarch 2, 2018109,686
Bucks CountyMarch 6, 201894,231
Bucks CountyMarch 2, 201889,689
Monroe CountyMarch 2, 201846,392
Northampton CountyMarch 2, 201845,620
Butler CountyNovember 15, 201837,800
Monroe CountyMay 15, 201837,109
Chester CountyMarch 2, 201835,679
Philadelphia CountyFebruary 23, 201832,117
Pennsylvania by year:20252024202320222021202020192017
Other states in 2018:NCVAWVMARIVT

Part of the 2018 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.