Outage in Google Cloud
Multiple products in us-central1-b are experiencing network service degradation.
Resolved Minor
September 01, 2026 - Started about 6 hours ago
- Lasted about 3 hours
Incident Report
Summary AI Generated
Google Cloud experienced a network degradation incident in the **us-central1-b** zone starting September 1, 2026, lasting approximately 2.9 hours and causing elevated packet loss and errors across a broad range of services, including Compute Engine, GKE, Cloud SQL, BigQuery, Cloud Run, and numerous others. Only a portion of us-central1-b was affected, with other zones in the region remaining operational. Google's network engineering team applied mitigations that initiated service recovery, with customers advised to leverage retries or fail over to alternate zones as a workaround.
**Summary**
Multiple products in us-central1-b are experiencing network service degradation.
**Description**
We are experiencing a networking issue starting Tuesday, 2026-09-01 07:41 US/Pacific.
The issue is affecting a portion of the us-central1-b zone. The remaining zones in the region are unaffected.
Our network engineering team has put in mitigations and we are seeing services starting to recover.
We will provide more information by Tuesday, 2026-09-01 09:30 US/Pacific with current details.
We apologize to all who are affected by the disruption.
**Customer Symptoms**
Customers are experiencing elevated packet loss and errors.
* BigQuery
* Cloud Dataflow
* Cloud SQL
* App Engine
* Cloud Run
* AlloyDB
* Cloud Bigtable
* Cloud Spanner
* Compute Engine
* Cloud VPN
* Cloud Interconnect
* Cloud NAT
* Cloud Filestore
* Cloud Hybrid Connectivity
* Virtual Private Cloud
* Google Kubernetes Engine
* Looker (Google Cloud core)
**Workaround**
* Customers with service layer retries may see successful completions as only a portion of the zone is affected.
* Customers that are severely affected and have services available in alternate zones can failover to alternate zones.
Components affected
Google Kubernetes Engine Google Kubernetes Engine (us-central1) AlloyDB for PostgreSQL AlloyDB for PostgreSQL (us-central1) Cloud Run Cloud Run (us-central1) Cloud Spanner Cloud Spanner (us-central1) Google App Engine Google App Engine (us-central1) Google BigQuery Google BigQuery (us-central1) Google Cloud Bigtable Google Cloud Bigtable (us-central1) Google Cloud Dataflow Google Cloud Dataflow (us-central1) Google Cloud SQL Google Cloud SQL (us-central1) Hybrid Connectivity Hybrid Connectivity (us-central1) Virtual Private Cloud (VPC) Virtual Private Cloud (VPC) (us-central1) Google Compute Engine (us-central1) Apigee Google Compute Engine Apigee (us-central1) Cloud Filestore (us-central1) Cloud FilestoreTrusted by 1,000+ teams
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