massoutage

2022 New Hampshire Power Outage Report

In 2022, the average New Hampshire customer went without power for about 8.6 hours — the 10th worst of any US state that year, 1.3× the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
8.6
Peak customers out
35,505
Rank (worst state)
10th
Counties affected
10

New Hampshire outages over the decade

Average hours without power per customer, 2022 highlighted.

2.3h20153.2h201614.3h20175.8h20183.3h20197.1h20203.4h20218.6h20229.5h202314.2h20243.8h2025

Hardest-hit New Hampshire counties in 2022

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

1Rockingham County35,5052Merrimack County28,0153Hillsborough County25,0824Belknap County19,9855Strafford County17,2066Carroll County16,5697Grafton County9,8028Sullivan County8,7769Coos County6,51610Cheshire County6,095

Biggest New Hampshire outages of 2022

CountyBeganPeak customers out
Rockingham CountyDecember 23, 202235,505
Merrimack CountyDecember 23, 202228,015
Hillsborough CountyDecember 23, 202225,082
Hillsborough CountyJune 7, 202222,267
Belknap CountyDecember 18, 202219,985
Strafford CountyDecember 23, 202217,206
Carroll CountyDecember 16, 202216,569
Rockingham CountyAugust 22, 202213,365
Strafford CountyJune 19, 202212,807
Rockingham CountyJune 19, 202212,273
New Hampshire by year:20252024202320212020201920182017
Other states in 2022:MENCFLWVVTAK

Part of the 2022 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.