massoutage

Power Outages in Sonoma County, CA

As of September 4, 2026 07:05 UTC, about 311 customers are without power in Sonoma County, CA across 4 reported incidents. In 2025, the average customer here lost power for about 8.3 hours.

Sonoma County, CA is served by 1 tracked utility.

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Sonoma County, CA
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This county 0out
Scattered outages

311 customers without power

0.1% of Sonoma County · across 4 reported incidents.

Live data as of

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🔔 Alerts for Sonoma County, CA:
◢ ACTIVE WEATHER ALERTS · NWS
  • Beach Hazards StatementMODERATE
  • Coastal Flood AdvisoryMINOR
Recent NWS alert activity · Sonoma County

Sonoma County has been under 58 National Weather Service alerts recently — most recently a Coastal Flood Advisory on September 4, 2026.

  • Coastal Flood Advisory ×24
  • Beach Hazards Statement ×18
  • Heat Advisory ×12
  • Dense Fog Advisory ×2
  • Tsunami Warning ×2

Latest Sonoma County, CA outage updates

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

  1. RESOLVED

    Power restored after 11m

  2. OUTAGE BEGAN

    Outage began — 503 customers out (0.2% of the county)

  3. RESOLVED

    Power restored after 2h 40m

  4. IMPROVING

    Improving — down to 1,319 customers out

  5. GREW

    Outage grew to 2,224 customers out (1.0% of the county)

  6. GREW

    Outage grew to 2,224 customers out (1.0% of the county)

  7. GREW

    Outage grew to 2,225 customers out (1.0% of the county)

  8. GREW

    Outage grew to 2,225 customers out (1.0% of the county)

OUTAGE TREND
Sonoma County, CA
311
AS OF LAST UPDATE · PEAK 469
Updated September 4, 2026
3 AM8 AM3 PM9 PM3 AM

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

Historical reliability

In 2025, the average customer in Sonoma County went about 8.3 hours without power. Peak simultaneous outage on record reached 105,823 customers.

A decade of outages (20172025)
avg hrs without power / customer
0.0h20171.9h201858.1h201918.9h20208.6h20215.7h202210.7h202317.5h20248.3h2025

Worst year here was 2019 (peak 105,823 customers out) · decade average 14.4 hrs without power per customer/yr.

YearOutage eventsPeak customers outAvg hrs/customer
201711050.0
201830618,9251.9
2019422105,82358.1
202057242,61718.9
202139924,7368.6
202253613,4785.7
202349525,46410.7
202442351,88517.5
202550421,7418.3
Worst recorded outages
STARTEDPEAK OUTDURATION
October 27, 2019105,8232d 1h
October 23, 201996,2543d 23h
October 29, 201988,56310d 19h
October 29, 201986,38245m
October 9, 201967,0018h 15m
See the biggest power outages in US history →
Natural hazards & outage risk
HIGH

Relatively High wildfire exposure · 14.4 hrs/yr of outages over the last decade.

WildfireRelatively High
FloodingRelatively High
EarthquakeRelatively High
Heat waveRelatively Moderate
All hazard rankings →

Power outages in Sonoma County: FAQ

How often does Sonoma County, CA lose power?
Based on EAGLE-I records, Sonoma County, CA logged 504 distinct outage events in 2025, averaging about 8.3 hours without power per customer over the year.
What was the worst power outage in Sonoma County, CA?
The largest tracked outage peaked at 105,823 customers without power, beginning October 27, 2019 and lasting about 2d 1h.
Is there a power outage in Sonoma County, CA right now?
Yes — about 311 customers are currently without power across 4 reported incident(s).
Which utilities serve Sonoma County, CA?
Tracked electric providers include PGE.
Nearby counties
Cities & towns in Sonoma County

Santa Rosa, Petaluma, Rohnert Park. Outage counts for these communities are reported at the Sonoma County level shown above.

ZIP codes in Sonoma County

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

94515, 94922, 94923, 94928, 94931, 94951, 94954, 94972, 95401, 95403, 95404, 95405, 95407, 95409, 95412, 95419, 95421, 95425, 95430, 95431, 95436, 95439, 95441, 95442, 95444, 95446, 95448, 95450, 95452, 95462, 95465, 95471, 95472, 95476, 95480, 95486, 95492, 95497

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/06097 and /api/v1/counties/06097/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of California customers). Live data as of .