Power outages in Manchester, NH

Live outages for Manchester and the surrounding area, updated every 10 minutes. Manchester has 116,818 residents.

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ManchesterHillsborough County

Outage history in Hillsborough County, which includes Manchester

2014–2025 record

Hillsborough County averaged 13.7 significant outages a year in 2023–2025, fewer than most New Hampshire counties.

In the 12 months to December 2025, there were 14. Half were over within 2.5 hours; the longest lasted 10 hours, starting October 31, 2025.

The largest on record began November 26, 2014, with 78,205 customers out at once.

13.7significant outages a year (2023–2025)
iAt least 1% of the area's customers, and at least 100, without power at the same time. Outages less than 6 hours apart count as one.
1.5 hourstypical (median) length
iHalf of significant outages here ended sooner than this, and half lasted longer.
3.6 dayslongest on record (November 2014)
78,205most customers out at once
Largest events (start)Peak outLasted
iHow long this area stayed at or above the significant-outage line, not how long any one home was without power.
Customer-hours
iCustomers out multiplied by hours out, added up over the event. 1,000 customers out for 3 hours is 3,000 customer-hours.
November 26, 201478,2053.6 days3,103,697
October 30, 201758,0163.1 days1,458,388
March 14, 202329,3432.6 days1,108,962
April 5, 201828,31214 hours122,098
December 23, 202225,0822.1 days491,576

Recorded outages from EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0).

iFrom EAGLE-I, Oak Ridge National Laboratory's record of utility outage data every 15 minutes since 2014 (CC BY 4.0). It covered about 9 in 10 U.S. customers.