Cupertino Power Outages
Santa Clara County, California
updated 7m ago
Outages by Utility
reported for Santa Clara County
Outages Near You
See live outage activity within 10 miles of your location.
Cupertino
An estimated 16 customers are without power in Cupertino, California, across 1 active outage area. Cupertino is in Santa Clara County, and PowerOutage.us tracks 2 utilities serving the area.
Outage History — Cupertino
Over the last 90 days, PowerOutage.us has tracked 263 distinct power outages in Cupertino, California. The most recent significant outage affected an estimated 3,680 customers on July 30, 2026. When outages occur, power is typically restored in about 3h 47m.
Avg Restoration Time
3h 47m
Most Recent Significant Outage
3,680 customers
July 30, 2026
Santa Clara County Historical Outages
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Utilities Serving Cupertino
Outage and customer figures are as reported for Santa Clara County. A dash means the utility serves the city but reports no data for this county.
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