Coos County, NH Power Outages
Utilities serving Coos 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.
Coos 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.
Coos County power outage history
Every significant outage recorded in Coos County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 228 significant power outages in Coos County, meaning events that left at least 1% of customers in the dark. The largest (Jun 4, 2021) left 9,692 customers (40.3% of the county) without power. NOAA recorded no major storm in the area at the time.
From 2018 to 2025, the average customer here lost about 6 hr 21 min of power per year, close to the New Hampshire average of 6 hr 58 min. That ranks 6th of 10 New Hampshire counties for outage time, where 1st has the most.
December is the riskiest month: it accounted for 29% of all customer outage time from 2018 to 2025. On 74 days in that period, at least 5% of customers were out at the same time. Outage time in Coos County has held roughly steady recently: about 6 hr 53 min per customer per year in 2022–2025, versus 5 hr 49 min in 2018–2021.
The most recent significant outage on record (Dec 29, 2025) affected 1,133 customers (4.7%) amid a winter storm.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Jun 4, 2021 | 9,692(40.3%) | 1 | No major storm reported |
| 2 | Oct 30 – Nov 4, 2017 | 8,259(34.4%) | 6 | Flooding |
| 3 | Jun 23–24, 2015 | 7,202(30%) | 2 | Severe thunderstorms |
| 4 | Mar 2–3, 2021 | 7,004(29.1%) | 2 | High winds |
| 5 | Dec 23–26, 2022 | 6,516(27.1%) | 4 | Flooding |
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 Coos County?
Electric companies with service territory in Coos 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 |
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 Coos County outage headlines in the past week.
Nearby counties
Coos County power outage FAQ
Is the power out in Coos County right now?
No outages are currently reported for Coos 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 Coos County?
According to EIA-861 service territory data, Public Service Co of NH, New Hampshire Elec Coop Inc provide electric service in Coos County, New Hampshire.
What was the worst power outage in Coos County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Jun 4, 2021. It peaked at 9,692 customers without power (40.3% of the county). NOAA storm reports for that period point to no major storm reported.
How often does the power go out in Coos County?
EAGLE-I has recorded 228 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 6 hr 21 min of power per year, and on 74 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. "Coos County, NH Power Outages." Accessed November 2, 2026. https://poweroutagetracker.com/outages/new-hampshire/coos-county