massoutage

2015 Massachusetts Power Outage Report

In 2015, the average Massachusetts customer went without power for about 1.5 hours — the 38th worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
1.5
Peak customers out
44,646
Rank (worst state)
38th
Counties affected
14

Massachusetts outages over the decade

Average hours without power per customer, 2015 highlighted.

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

Hardest-hit Massachusetts counties in 2015

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

1Middlesex County44,6462Barnstable County26,5473Berkshire County18,1714Plymouth County13,7285Dukes County12,9886Nantucket County12,8007Bristol County12,2328Worcester County11,0829Essex County10,55910Suffolk County10,42811Norfolk County8,09212Hampden County5,74613Franklin County5,19414Hampshire County5,185

Biggest Massachusetts outages of 2015

CountyBeganPeak customers out
Middlesex CountyMay 29, 201544,646
Barnstable CountyAugust 4, 201526,547
Middlesex CountyJune 23, 201522,762
Middlesex CountyAugust 4, 201522,430
Berkshire CountyMay 19, 201518,171
Barnstable CountyJune 24, 201517,324
Barnstable CountyJune 27, 201514,403
Plymouth CountySeptember 22, 201513,728
Dukes CountyAugust 11, 201512,988
Nantucket CountyJanuary 27, 201512,800
Massachusetts by year:20252024202320222021202020192018
Other states in 2015:WVWANCMIRILA

Part of the 2015 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.