Mercer County, NJ Power Outages
Only some utilities serving Mercer County, New Jersey share live outage data (Jersey Central Power & Lt Co), and none of them report outages here right now. Public Service Elec & Gas Co does not share live data, so check its outage map for real-time status.
Mercer County on the New Jersey outage map
- Normal
- Minor
- Moderate
- Major
- Severe
- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Mercer County power outage history
Every significant outage recorded in Mercer 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 Mercer County, meaning events that left at least 1% of customers in the dark. The largest (Aug 4–8, 2020) came when severe thunderstorms left 51,105 customers (26.4% of the county) without power.
From 2018 to 2025, the average customer here lost about 3 hr 45 min of power per year, less than the New Jersey average of 5 hr 42 min. That ranks 14th of 21 New Jersey counties for outage time, where 1st has the most.
August is the riskiest month: it accounted for 33% of all customer outage time from 2018 to 2025. On 27 days in that period, at least 5% of customers were out at the same time. Outage time in Mercer County has fallen recently: about 1 hr 52 min per customer per year in 2022–2025, versus 5 hr 39 min in 2018–2021.
The most recent significant outage on record (Dec 28, 2025) affected 4,228 customers (2.2%) amid a winter storm.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Aug 4–8, 2020 | 51,105(26.4%) | 5 | Severe thunderstorms |
| 2 | May 17–19, 2021 | 24,909(12.9%) | 3 | No major storm reported |
| 3 | Mar 2–10, 2018 | 24,128(12.5%) | 9 | Winter storm |
| 4 | Jun 28, 2016 | 21,839(11.3%) | 1 | Severe thunderstorms |
| 5 | Jun 3–5, 2020 | 20,421(10.5%) | 3 | Severe thunderstorms |
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 Mercer County?
Electric companies with service territory in Mercer County (EIA-861, 2025)
| Utility | Type | Customers (NJ) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| PSE&G | Investor Owned | 2,575,136 | Not reporting | |
| JCP&L (Jersey Central Power & Light) | Investor Owned | 1,181,665 | Reporting |
Customer counts are each utility's statewide total in New Jersey. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Mercer County outage headlines in the past week.
Cities in Mercer County
Trenton, Princeton
Nearby counties
Mercer County power outage FAQ
Is the power out in Mercer County right now?
No outages are currently reported for Mercer 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 Mercer County?
According to EIA-861 service territory data, Public Service Elec & Gas Co, Jersey Central Power & Lt Co provide electric service in Mercer County, New Jersey.
What was the worst power outage in Mercer County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Aug 4–8, 2020. It peaked at 51,105 customers without power (26.4% of the county). NOAA storm reports for that period point to severe thunderstorms.
How often does the power go out in Mercer County?
EAGLE-I has recorded 228 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 3 hr 45 min of power per year, and on 27 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. "Mercer County, NJ Power Outages." Accessed November 2, 2026. https://poweroutagetracker.com/outages/new-jersey/mercer-county