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Power Outages in Alameda County, CA

As of July 18, 2026 19:41 UTC, about 349 customers are without power in Alameda County, CA across 10 reported incidents. In 2025, the average customer here lost power for about 2.8 hours.

Alameda County, CA is served by 1 tracked utility.

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Alameda County, CA
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This county 0out
Scattered outages

349 customers without power

0.1% of Alameda County · across 10 reported incidents.

Live data as of

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

No active NWS alerts for Alameda County right now.

Recent NWS alert activity · Alameda County

Alameda County has been under 12 National Weather Service alerts recently — most recently a Tsunami Warning on July 16, 2026.

  • Coastal Flood Advisory ×8
  • Heat Advisory ×3
  • Tsunami Warning ×1

Latest Alameda 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 — 535 customers out (0.1% of the county)

  3. RESOLVED

    Power restored after 1h 52m

  4. OUTAGE BEGAN

    Outage began — 526 customers out (0.1% of the county)

  5. RESOLVED

    Power restored after 1h 57m

  6. OUTAGE BEGAN

    Outage began — 1,302 customers out

  7. RESOLVED

    Power restored after 1h 47m

  8. IMPROVING

    Improving — down to 2,143 customers out

OUTAGE TREND
Alameda County, CA
349
AS OF LAST UPDATE · PEAK 535
Updated July 18, 2026
3 PM9 PM3 AM9 AM3 PM

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

Historical reliability

In 2025, the average customer in Alameda County went about 2.8 hours without power. Peak simultaneous outage on record reached 88,608 customers.

A decade of outages (20172025)
avg hrs without power / customer
0.0h20171.0h20185.9h20193.9h20203.2h20213.2h20225.7h20233.8h20242.8h2025

Worst year here was 2019 (peak 88,608 customers out) · decade average 3.3 hrs without power per customer/yr.

YearOutage eventsPeak customers outAvg hrs/customer
20171280.0
201821414,2551.0
201928888,6085.9
202048255,4723.9
202124151,8983.2
202231678,2933.2
202317975,3965.7
202414928,3823.8
202516411,9252.8
Worst recorded outages
STARTEDPEAK OUTDURATION
October 27, 201988,6082d 1h
September 16, 202278,2931d 13h
February 22, 202278,1213d 20h
September 9, 202375,3962d
March 19, 202357,85711d 4h
See the biggest power outages in US history →
Natural hazards & outage risk
ELEVATED

Relatively High wildfire exposure · 3.3 hrs/yr of outages over the last decade.

FloodingVery High
EarthquakeVery High
WildfireRelatively High
Heat waveRelatively High
TornadoRelatively Moderate
All hazard rankings →

Power outages in Alameda County: FAQ

How often does Alameda County, CA lose power?
Based on EAGLE-I records, Alameda County, CA logged 164 distinct outage events in 2025, averaging about 2.8 hours without power per customer over the year.
What was the worst power outage in Alameda County, CA?
The largest tracked outage peaked at 88,608 customers without power, beginning October 27, 2019 and lasting about 2d 1h.
Is there a power outage in Alameda County, CA right now?
Yes — about 349 customers are currently without power across 10 reported incident(s).
Which utilities serve Alameda County, CA?
Tracked electric providers include PGE.
Nearby counties
Cities & towns in Alameda County

Oakland, Fremont, Hayward, Berkeley, San Leandro, Livermore, Alameda, Pleasanton, Dublin, Union City, Newark. Outage counts for these communities are reported at the Alameda County level shown above.

ZIP codes in Alameda County

Outages are tracked at the county level; these ZIP codes fall within Alameda County (showing 40 of 49).

94501, 94502, 94536, 94538, 94539, 94541, 94542, 94544, 94545, 94546, 94550, 94551, 94552, 94555, 94560, 94566, 94568, 94577, 94578, 94579, 94580, 94586, 94587, 94588, 94601, 94602, 94603, 94605, 94606, 94607, 94608, 94609, 94610, 94611, 94612, 94613, 94618, 94619, 94621, 94702

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/06001 and /api/v1/counties/06001/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of California customers). Live data as of .