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UC San Diego Outage History

Every past UC San Diego outage tracked by IsDown, with detection times, duration, and resolution details.

There were 328 UC San Diego outages since November 2023. The 136 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Major October 20, 2025

October 2025: Network Outage

Detected Oct 20, 2025 3:20 PM EDT · Resolved Oct 21, 2025 11:44 AM EDT · Duration about 20 hours
Major October 20, 2025

October 2025: AWS Outage

Detected Oct 20, 2025 10:51 AM EDT · Resolved Oct 21, 2025 11:44 AM EDT · Duration 1 day