massoutage

Power Outages in Jefferson County, NY

As of September 2, 2026 20:09 UTC, about 1 customers are without power in Jefferson County, NY across 1 reported incident. In 2025, the average customer here lost power for about 4.0 hours.

Jefferson County, NY is served by 1 tracked utility.

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Jefferson County, NY
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This county 0out
Scattered outages

1 customers without power

Across 1 reported incident.

Live data as of

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

No active NWS alerts for Jefferson County right now.

Recent NWS alert activity · Jefferson County

Jefferson County has been under 35 National Weather Service alerts recently — most recently a Beach Hazards Statement on August 25, 2026.

  • Beach Hazards Statement ×20
  • Air Quality Alert ×5
  • Severe Thunderstorm Warning ×4
  • Flood Watch ×3
  • Heat Advisory ×3

Latest Jefferson County, NY outage updates

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

  1. RESOLVED

    Power restored after 2h 46m

  2. IMPROVING

    Improving — down to 574 customers out

  3. OUTAGE BEGAN

    Outage began — 996 customers out (1.6% of the county)

  4. RESOLVED

    Power restored after 1h 12m

  5. RESTORATION ETA

    Restoration now estimated August 15, 2026

  6. IMPROVING

    Improving — down to 714 customers out

  7. OUTAGE BEGAN

    Outage began — 1,790 customers out (2.9% of the county)

  8. RESOLVED

    Power restored after 42m

OUTAGE TREND
Jefferson County, NY
1
AS OF LAST UPDATE · PEAK 26
Updated September 2, 2026
4 PM10 PM4 AM10 AM4 PM

Hardest-hit cities in Jefferson 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 Jefferson Countyisn't available yet.

Historical reliability

In 2025, the average customer in Jefferson County went about 4.0 hours without power. Peak simultaneous outage on record reached 39,726 customers.

A decade of outages (20152025)
avg hrs without power / customer
1.8h20151.6h20164.3h20173.4h20184.2h20192.4h20203.3h20214.0h20221.4h202315.7h20244.0h2025

Worst year here was 2024 (peak 31,424 customers out) · decade average 4.2 hrs without power per customer/yr.

YearOutage eventsPeak customers outAvg hrs/customer
20155299,2491.8
20165216,5661.6
20175689,1184.3
201856615,9473.4
20195068,0744.2
20205689,3432.4
20215918,5293.3
202264139,7264.0
20235925,6601.4
202466131,42415.7
202566823,3064.0
Worst recorded outages
STARTEDPEAK OUTDURATION
March 2, 202239,7266h 15m
January 9, 202431,4246d 5h
August 5, 202624,1301h 15m
April 25, 202523,30615h 15m
January 16, 201815,9472h 30m
See the biggest power outages in US history →
Natural hazards & outage risk
ELEVATED

Relatively High winter weather exposure · 4.2 hrs/yr of outages over the last decade.

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

Power outages in Jefferson County: FAQ

How often does Jefferson County, NY lose power?
Based on EAGLE-I records, Jefferson County, NY logged 668 distinct outage events in 2025, averaging about 4.0 hours without power per customer over the year.
What was the worst power outage in Jefferson County, NY?
The largest tracked outage peaked at 39,726 customers without power, beginning March 2, 2022 and lasting about 6h 15m.
Is there a power outage in Jefferson County, NY right now?
Yes — about 1 customers are currently without power across 1 reported incident(s).
Which utilities serve Jefferson County, NY?
Tracked electric providers include NATIONAL GRID.
ZIP codes in Jefferson County

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

13601, 13602, 13603, 13605, 13606, 13607, 13608, 13611, 13612, 13615, 13616, 13618, 13619, 13622, 13624, 13628, 13632, 13634, 13636, 13637, 13638, 13640, 13641, 13643, 13650, 13651, 13656, 13659, 13661, 13673, 13674, 13675, 13679, 13682, 13685, 13691, 13692, 13693

Electric providers serving this county

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

ProviderOfficial SAIDI (EIA)LiveReport outage
NATIONAL GRIDODIN ✓

Machine-readable data: /api/v1/counties/36045 and /api/v1/counties/36045/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of New York customers). Live data as of .