Google Cloud outage history and postmortems

Cloud and hosting · 4 incidents in 90 days · 99.89% implied uptime · last 23d ago

Incidents

7 on file

Started	Incident	Impact	Root cause	Duration
Sep 114:44 UTC	Multiple products in us-central1-b are experiencing network service degradation.	major	Network	4h 8m
Aug 2015:40 UTC	We are investigating an issue where customers may experience timeouts, service degradations, errors, and elevated latencies across multiple products in the us-west1 region.	critical	Capacity	3h 40m
Jul 1523:57 UTC	Google Cloud VMware Engine (GCVE), Google Cloud NetApp Volumes, and Bare Metal Solutions (BMS) services are experiencing a service outage in europe-west4-a due to a cooling failure.	major	Power	12h 28m
Jul 1417:00 UTC	Google Cloud VMware Engine (GCVE) Stretched Cluster customers are experiencing zonal outages impacting network connectivity across multiple regions.	major	Network	10h 40m
Jun 507:00 UTC	Network traffic to Google Cloud originating from Delhi, Chennai, Mumbai and surrounding areas is experiencing intermittent periods of elevated latency and possible packet loss.	major	Capacity	21d 12h
Feb 2712:37 UTC	Vertex AI Gemini API customers experienced increased error rates when accessing the global endpoint.	minor	Config change	1h 58m
Jun 1217:49 UTC	Service Control crash loop returns 503s across Google Cloud	critical	Config change	3h

About Google Cloud

BigQuery, the Gemini Enterprise Agent Platform (formerly Vertex AI), the Gemini API, Looker, AlloyDB and Spanner.

The last year, day by day

No incident Minor Major CriticalDeeper colour: longer outage

Downtime, added up

Cloud and hosting median

2h 17m

Google Cloud: 2h 17m weighted downtime in range, category median 39m.

4 incidents, 4 major or critical, 30h 56m of incident time (30h 56m major or critical, 0m partial), longest 12h 28m, implied uptime 99.89%, between Jun 28, 2026 and Sep 25, 2026.

Stated causes

0 incidents with no cause stated.

Postmortems

Started	Incident	Impact	Root cause	Duration
Sep 114:44 UTC	Multiple products in us-central1-b are experiencing network service degradation.	major	Network	4h 8m
Aug 2015:40 UTC	We are investigating an issue where customers may experience timeouts, service degradations, errors, and elevated latencies across multiple products in the us-west1 region.	critical	Capacity	3h 40m
Jul 1523:57 UTC	Google Cloud VMware Engine (GCVE), Google Cloud NetApp Volumes, and Bare Metal Solutions (BMS) services are experiencing a service outage in europe-west4-a due to a cooling failure.	major	Power	12h 28m
Jul 1417:00 UTC	Google Cloud VMware Engine (GCVE) Stretched Cluster customers are experiencing zonal outages impacting network connectivity across multiple regions.	major	Network	10h 40m
Feb 2712:37 UTC	Vertex AI Gemini API customers experienced increased error rates when accessing the global endpoint.	minor	Config change	1h 58m
Jun 1217:49 UTC	Service Control crash loop returns 503s across Google Cloud	critical	Config change	3h

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Questions

Is Google Cloud down right now?

Check Google Cloud's own status page at https://status.cloud.google.com for the live state. This page shows Google Cloud's incident history from that page; the most recent incident started 2026-09-01: "Multiple products in us-central1-b are experiencing network service degradation.".

How often does Google Cloud have outages?

Google Cloud posted 4 incidents in the last 90 days and 6 in the last year, 4 of them major or critical in the last 90 days. The median incident lasted 7h 24m.

When was Google Cloud's last major outage?

2026-09-01: "Multiple products in us-central1-b are experiencing network service degradation.", lasting 4h 8m.

What usually causes Google Cloud incidents?

Where Google Cloud explained the cause, the most common was network (2 incidents). Most status updates do not name a cause.

Sources: vendors' own status pages, published postmortems and SEC 8-K Item 1.05 filings, read daily. Times as reported. Logos via logo.dev; trademarks belong to their owners.