Power outages in Concord, NH
Live outages for Concord and the surrounding area, updated every 10 minutes. Concord has 44,597 residents.
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No live outage data for Concord yet.
Outage map
ConcordMerrimack County
Outage history in Merrimack County, which includes Concord
2014–2025 recordMerrimack County averaged 23 significant outages a year in 2023–2025, about typical for New Hampshire counties.
In the 12 months to December 2025, there were 24. Half were over within 1.5 hours; the longest lasted 15 hours, starting December 29, 2025.
The largest on record began November 26, 2014, with 61,747 customers out at once.
23significant outages a year (2023–2025)
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At 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
i
Half of significant outages here ended sooner than this, and half lasted longer.3.6 dayslongest on record (October 2017)
61,747most customers out at once
| Largest events (start) | Peak out | LastediHow long this area stayed at or above the significant-outage line, not how long any one home was without power. | Customer-hoursiCustomers out multiplied by hours out, added up over the event. 1,000 customers out for 3 hours is 3,000 customer-hours. |
|---|---|---|---|
| November 26, 2014 | 61,747 | 3.4 days | 2,244,529 |
| October 30, 2017 | 37,350 | 3.6 days | 1,011,832 |
| March 23, 2024 | 30,245 | 2.3 days | 583,409 |
| December 23, 2022 | 28,015 | 2.5 days | 517,462 |
| December 5, 2015 | 27,800 | 2.5 hours | 53,669 |
Recorded outages from EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0).i
From 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.