Ontario Power Outages
San Bernardino County, California
updated 7m ago
Outages Near You
See live outage activity within 10 miles of your location.
Ontario
No active power outages are currently reported in Ontario, California. 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 189 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 14h 20m.
Avg Restoration Time
14h 20m
Most Recent Significant Outage
3,458 customers
September 5, 2026
San Bernardino County Historical Outages
More dataPowerwall – Home Battery Storage
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.
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