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Power Outages in Napa County, CA

As of the latest utility report, no major power outages are reported in Napa County, CA. In 2025, the average customer here lost power for about 5.6 hours.

Napa County, CA is served by 1 tracked utility.

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Napa County, CA
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No major outages reported

No active power outages are currently reported in Napa County.

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🔔 Alerts for Napa County, CA:
◢ ACTIVE WEATHER ALERTS · NWS

No active NWS alerts for Napa County right now.

Recent NWS alert activity · Napa County

Napa County has been under 33 National Weather Service alerts recently — most recently a Dense Fog Advisory on August 29, 2026.

  • Coastal Flood Advisory ×17
  • Heat Advisory ×12
  • Dense Fog Advisory ×2
  • Tsunami Warning ×2

Latest Napa County, CA outage updates

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

  1. RESOLVED

    Power restored after 1h 21m

  2. OUTAGE BEGAN

    Outage began — 1,548 customers out (2.4% of the county)

  3. RESOLVED

    Power restored after 1h 3m

  4. OUTAGE BEGAN

    Outage began — 1,541 customers out (2.4% of the county)

  5. RESOLVED

    Power restored after 1h 12m

  6. OUTAGE BEGAN

    Outage began — 737 customers out (1.1% of the county)

  7. RESOLVED

    Power restored after 1h 28m

  8. OUTAGE BEGAN

    Outage began — 715 customers out (1.1% of the county)

OUTAGE TREND
Napa County, CA
0
AS OF LAST UPDATE · PEAK 88
Updated September 4, 2026
2 AM8 AM2 PM8 PM2 AM

Hardest-hit cities in Napa County

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

  • Napano active outage

Historical reliability

In 2025, the average customer in Napa County went about 5.6 hours without power. Peak simultaneous outage on record reached 46,279 customers.

A decade of outages (20172025)
avg hrs without power / customer
0.0h20175.1h201856.9h201956.6h202010.6h20218.6h202211.9h202322.3h20245.6h2025

Worst year here was 2019 (peak 46,279 customers out) · decade average 19.7 hrs without power per customer/yr.

YearOutage eventsPeak customers outAvg hrs/customer
2017110.0
20183306,5505.1
201951246,27956.9
202054724,37256.6
20214898,08010.6
20224866,2828.6
20234946,59111.9
202448520,07922.3
20255448,9385.6
Worst recorded outages
STARTEDPEAK OUTDURATION
October 10, 201946,2792d 10h
October 10, 201946,26615m
October 10, 201945,75910h 30m
October 9, 201945,4734h 45m
October 10, 201945,43430m
See the biggest power outages in US history →
Natural hazards & outage risk
ELEVATED

Relatively Moderate wildfire exposure · 19.7 hrs/yr of outages over the last decade.

FloodingRelatively High
EarthquakeRelatively High
WildfireRelatively Moderate
All hazard rankings →

Power outages in Napa County: FAQ

How often does Napa County, CA lose power?
Based on EAGLE-I records, Napa County, CA logged 544 distinct outage events in 2025, averaging about 5.6 hours without power per customer over the year.
What was the worst power outage in Napa County, CA?
The largest tracked outage peaked at 46,279 customers without power, beginning October 10, 2019 and lasting about 2d 10h.
Is there a power outage in Napa County, CA right now?
No major outage is currently reported for Napa County, CA. Live coverage depends on whether local utilities report to ODIN.
Which utilities serve Napa County, CA?
Tracked electric providers include PGE.
Nearby counties
Cities & towns in Napa County

Napa. Outage counts for these communities are reported at the Napa County level shown above.

ZIP codes in Napa County

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

94503, 94508, 94558, 94559, 94562, 94567, 94573, 94574, 94576, 94599

Electric providers serving this county

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

ProviderOfficial SAIDI (EIA)LiveReport outage
PGEODIN ✓

Machine-readable data: /api/v1/counties/06055 and /api/v1/counties/06055/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of California customers).