massoutage

2018 Massachusetts Power Outage Report

In 2018, the average Massachusetts customer went without power for about 12.6 hours — the 4th worst of any US state that year, 2.8× the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
12.6
Peak customers out
148,898
Rank (worst state)
4th
Counties affected
14

Massachusetts outages over the decade

Average hours without power per customer, 2018 highlighted.

1.5h20152.3h20164.7h201712.6h20183.0h20195.3h20207.4h20213.3h20225.1h20231.9h20242.8h2025

Hardest-hit Massachusetts counties in 2018

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

1Middlesex County148,8982Plymouth County141,3833Barnstable County128,2684Essex County112,6555Bristol County71,3536Norfolk County68,3107Worcester County64,0228Dukes County15,1829Nantucket County13,19310Suffolk County11,08211Hampden County5,85812Hampshire County4,39613Franklin County3,27914Berkshire County3,131

Biggest Massachusetts outages of 2018

CountyBeganPeak customers out
Middlesex CountyMarch 7, 2018148,898
Plymouth CountyMarch 2, 2018141,383
Barnstable CountyMarch 12, 2018128,268
Essex CountyMarch 7, 2018112,655
Barnstable CountyMarch 2, 2018103,060
Bristol CountyMarch 2, 201871,353
Norfolk CountyMarch 2, 201868,310
Plymouth CountyMarch 12, 201865,310
Worcester CountyMarch 7, 201864,022
Norfolk CountyMarch 6, 201832,225
Massachusetts by year:20252024202320222021202020192017
Other states in 2018:NCVAWVRIVTME

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.