Rockingham County, NH Power Outages
Utilities serving Rockingham County, New Hampshire don't yet share live outage data with DOE's ODIN feed. Check your electric company's outage map (listed below) for real-time status.
Rockingham County on the New Hampshire outage map
- Normal
- Minor
- Moderate
- Major
- Severe
- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Rockingham County power outage history
Every significant outage recorded in Rockingham County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 214 significant power outages in Rockingham County, meaning events that left at least 1% of customers in the dark. The largest (Oct 30 – Nov 2, 2017) came when flooding left 80,811 customers (52.5% of the county) without power.
From 2018 to 2025, the average customer here lost about 6 hr 13 min of power per year, close to the New Hampshire average of 6 hr 58 min. That ranks 7th of 10 New Hampshire counties for outage time, where 1st has the most.
April is the riskiest month: it accounted for 26% of all customer outage time from 2018 to 2025. On 35 days in that period, at least 5% of customers were out at the same time. Outage time in Rockingham County has risen recently: about 7 hr 53 min per customer per year in 2022–2025, versus 4 hr 34 min in 2018–2021.
The most recent significant outage on record (Dec 19, 2025) affected 4,688 customers (3%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Oct 30 – Nov 2, 2017 | 80,811(52.5%) | 4 | Flooding |
| 2 | Apr 4–7, 2024 | 64,404(41.8%) | 4 | Winter storm |
| 3 | Mar 14–15, 2017 | 54,648(35.5%) | 2 | Winter storm |
| 4 | Jul 22–26, 2016 | 38,471(25%) | 5 | Severe thunderstorms |
| 5 | Nov 26 – Dec 3, 2014 | 36,505(23.7%) | 8 | Winter storm |
Hours without power per customer, by year
When outages happen
Source: DOE/ORNL EAGLE-I recorded electricity outages, 2014–2025 (CC BY 4.0), with likely causes from the NOAA NCEI Storm Events Database. EAGLE-I coverage was partial before 2018, so averages use 2018–2025. Peak counts are the highest number of customers out at one time.
Who provides electricity in Rockingham County?
Electric companies with service territory in Rockingham County (EIA-861, 2025)
| Utility | Type | Customers (NH) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Eversource (New Hampshire) | Investor Owned | 555,603 | Not reporting | |
| New Hampshire Elec Coop Inc | Cooperative | 85,745 | Not reporting | |
| Unitil Energy Systems | Investor Owned | 82,001 | Not reporting | |
| Liberty Utilities (Granite State Electri | Investor Owned | 48,072 | Not reporting |
Customer counts are each utility's statewide total in New Hampshire. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Rockingham County outage headlines in the past week.
Cities in Rockingham County
Portsmouth
Nearby counties
Rockingham County power outage FAQ
Is the power out in Rockingham County right now?
No outages are currently reported for Rockingham County by participating utilities. Live coverage is limited here, so If your power is out, report it to your electric company.
Which electric company serves Rockingham County?
According to EIA-861 service territory data, Public Service Co of NH, New Hampshire Elec Coop Inc, Unitil Energy Systems, Liberty Utilities (Granite State Electri provide electric service in Rockingham County, New Hampshire.
What was the worst power outage in Rockingham County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Oct 30 – Nov 2, 2017. It peaked at 80,811 customers without power (52.5% of the county). NOAA storm reports for that period point to flooding.
How often does the power go out in Rockingham County?
EAGLE-I has recorded 214 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 6 hr 13 min of power per year, and on 35 days at least 5% of customers were out at once.
Cite this page
You may reuse our derived data under CC BY 4.0 with attribution. Underlying government data is public domain.
PowerOutageTracker.com. "Rockingham County, NH Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/new-hampshire/rockingham-county