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Ontario Power Outages

San Bernardino County, California

updated 8m ago

Customers Out 104 in Ontario
Customers Tracked 1,231,087 San Bernardino County

Outages by Utility

reported for San Bernardino County

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Outage Map

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Outage Percent %

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Outages Near You

See live outage activity within 10 miles of your location.

Ontario

178,347 Estimated Population

An estimated 104 customers are without power in Ontario, California, across 2 active outage areas. Ontario is in San Bernardino County, and PowerOutage.us tracks 1 utility serving the area.

Outage History — Ontario

Over the last 90 days, PowerOutage.us has tracked 144 distinct power outages in Ontario, California. The most recent significant outage affected an estimated 3,458 customers on September 5, 2026. When outages occur, power is typically restored in about 13h 53m.

Avg Restoration Time

13h 53m

Most Recent Significant Outage

3,458 customers

September 5, 2026

Utilities Serving Ontario

Outage and customer figures are as reported for San Bernardino County. A dash means the utility serves the city but reports no data for this county.

Southern California Edison

1,563 Customers Out 1,230,015 Tracked 0.13% Outage Percent

Nearby Cities