Firebase incident

Elevated errors and latency in europe-west4

Major Resolved

Firebase experienced a major incident on February 26, 2026 affecting App Hosting and App Hosting (global), lasting 1h. The incident has been resolved; the full update timeline is below.

Started
Feb 26, 2026, 02:11 PM UTC
Resolved
Feb 26, 2026, 03:11 PM UTC
Duration
1h
Detected by Pingoru
Feb 26, 2026, 02:11 PM UTC

Affected components

App HostingApp Hosting (global)

Update timeline

  1. resolved Mar 02, 2026, 10:17 PM UTC

    For approximately 1 hour starting at 06:11 PST on February 26, 2026, Firebase App Hosting backends in europe-west4 were seeing elevated errors on un-cached content due to increased network congestion and elevated requests. The issue was resolved for all affected projects as of 07:10 PST. We will conduct an internal investigation of this issue and make appropriate improvements to our systems to help prevent or minimize future recurrence.