massoutage

Power Outages in Ontario County, NY

As of September 3, 2026 18:51 UTC, about 154 customers are without power in Ontario County, NY across 10 reported incidents. 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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◢ Referenced event

Outage started August 7, 2026 · peaked at 3,272 customers without power · resolved

Ontario County, NY
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This county 0out
Scattered outages

154 customers without power

0.2% of Ontario County · across 10 reported incidents.

  • AVANGRID152 out
  • NATIONAL GRID2 out

Live data as of

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🔔 Alerts for Ontario County, NY:
◢ ACTIVE WEATHER ALERTS · NWS

No active NWS alerts for Ontario County right now.

Recent NWS alert activity · Ontario County

Ontario County has been under 41 National Weather Service alerts recently — most recently a Severe Thunderstorm Warning on September 3, 2026.

  • Severe Thunderstorm Warning ×21
  • Air Quality Alert ×6
  • Flood Watch ×3
  • Heat Advisory ×3
  • Tornado Warning ×3
  • Flash Flood Warning ×2

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 13h 35m

  2. RESTORATION ETA

    Restoration now estimated September 3, 2026

  3. RESTORATION ETA

    Restoration now estimated September 3, 2026

  4. IMPROVING

    Improving — down to 544 customers out

  5. RESTORATION ETA

    Restoration now estimated March 9, 2026

  6. RESTORATION ETA

    Restoration now estimated March 9, 2026

  7. RESTORATION ETA

    Restoration now estimated March 9, 2026

  8. RESTORATION ETA

    Restoration now estimated September 3, 2026

OUTAGE TREND
Ontario County, NY
154
AS OF LAST UPDATE · PEAK 1,692
Updated September 3, 2026
2 PM8 PM2 AM8 AM2 PM

Hardest-hit cities in Ontario County

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

Per-city live breakdown needs data

Live outage counts are tracked at the county level; a city-by-city split within Ontario Countyisn't available yet.

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

What causes outages here

Share of outage-time by reported cause, from live ODIN utility reports. Why does my power keep going out? →

Vehicle / accident
50.6%
Trees / vegetation
48.1%
Animal / wildlife
1.3%

A reported cause is available for 0.2% of outage-time over 2 months of live data. Shares above are of the portion with a known cause.

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?
Yes — about 154 customers are currently without power across 10 reported incident(s).
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). Live data as of .