Cupertino Power Outages

Santa Clara County, California

updated 11m ago

Customers Out 0 in Cupertino

Customers Tracked 735,475 Santa Clara County

Outages by Utility

reported for Santa Clara County

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Outages Near You

See live outage activity within 10 miles of your location.

Cupertino

58,886 Estimated Population

No active power outages are currently reported in Cupertino, California. 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 225 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 45m.

Avg Restoration Time

3h 45m

Most Recent Significant Outage

3,680 customers

July 30, 2026

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.