massoutage

Power Outages in Ontario County, NY

As of the latest utility report, no major power outages are reported in Ontario County, NY. In 2025, the average customer here lost power for about 2.7 hours.

Ontario County, NY is served by 2 tracked utilities.

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Ontario County, NY
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No major outages reported

No active power outages are currently reported in Ontario County.

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🔔 Alerts for Ontario County, NY:
◢ ACTIVE WEATHER ALERTS · NWS
  • Severe Thunderstorm WarningSEVERE
  • Air Quality AlertUNKNOWN
Recent NWS alert activity · Ontario County

Ontario County has been under 9 National Weather Service alerts recently — most recently a Severe Thunderstorm Warning on July 18, 2026.

  • Air Quality Alert ×5
  • Heat Advisory ×3
  • Severe Thunderstorm Warning ×1

Latest Ontario County, NY outage updates

A running log of how this outage has changed — updated automatically as utilities report in.

  1. RESOLVED

    Power restored after 1h 28m

  2. OUTAGE BEGAN

    Outage began — 2,357 customers out (3.1% of the county)

OUTAGE TREND
Ontario County, NY
0
AS OF LAST UPDATE · PEAK 2,357
Updated July 18, 2026
1 PM6 PM1 AM7 AM1 PM

Hardest-hit cities in Ontario County

Where this event is concentrated across the county's towns and townships.

No cities on file for this county

Historical reliability

In 2025, the average customer in Ontario County went about 2.7 hours without power. Peak simultaneous outage on record reached 47,792 customers.

A decade of outages (20152025)
avg hrs without power / customer
2.0h20152.2h20162.1h20172.7h20182.2h20192.0h20202.5h20213.6h20222.1h20234.2h20242.7h2025

Worst year here was 2024 (peak 6,447 customers out) · decade average 2.6 hrs without power per customer/yr.

YearOutage eventsPeak customers outAvg hrs/customer
20155207,7992.0
20165136,5482.2
20174918,6202.1
201850547,7922.7
20195294,1632.2
202049321,7262.0
20215314,7602.5
20225548,8733.6
20233727,1072.1
20243666,4474.2
20255117,6372.7
Worst recorded outages
STARTEDPEAK OUTDURATION
July 10, 201847,7929h 30m
December 10, 202021,7261h 15m
December 23, 20228,8733d 6h
May 25, 20178,62045m
June 23, 20157,79921h 15m
See the biggest power outages in US history →
Natural hazards & outage risk
MODERATE

Relatively Moderate ice storms exposure · 2.6 hrs/yr of outages over the last decade.

Ice stormRelatively Moderate
Strong windRelatively Moderate
FloodingRelatively Moderate
All hazard rankings →

Power outages in Ontario County: FAQ

How often does Ontario County, NY lose power?
Based on EAGLE-I records, Ontario County, NY logged 511 distinct outage events in 2025, averaging about 2.7 hours without power per customer over the year.
What was the worst power outage in Ontario County, NY?
The largest tracked outage peaked at 47,792 customers without power, beginning July 10, 2018 and lasting about 9h 30m.
Is there a power outage in Ontario County, NY right now?
No major outage is currently reported for Ontario County, NY. Live coverage depends on whether local utilities report to ODIN.
Which utilities serve Ontario County, NY?
Tracked electric providers include AVANGRID, NATIONAL GRID.
ZIP codes in Ontario County

Outages are tracked at the county level; these ZIP codes fall within Ontario County.

14424, 14425, 14432, 14453, 14456, 14463, 14466, 14469, 14471, 14475, 14504, 14512, 14532, 14537, 14548, 14560, 14561, 14564, 14585

Electric providers serving this county

From EIA-861 service territory, with official reliability where reported.

ProviderOfficial SAIDI (EIA)LiveReport outage
AVANGRIDODIN ✓
NATIONAL GRIDODIN ✓

Machine-readable data: /api/v1/counties/36069 and /api/v1/counties/36069/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of New York customers).