Grafana Cloud incident: Errors when querying Prometheus datasource

Affected components

• GCP US Central - prod-us-central-4

1. resolvedOct 13, 2026, 20:46 UTC

   This incident has been resolved. Thank you for your patience.

2. monitoringOct 13, 2026, 20:29 UTC

   We have put some mitigations in place which seem to have helped with the errors. We continue to monitor the results.

3. investigatingOct 13, 2026, 20:01 UTC

   We are continuing to investigate this issue.

4. investigatingOct 13, 2026, 19:55 UTC

   A small number of customers with stacks in prod-us-central-4 are receiving "forbidden" errors when querying Prometheus data sources. We are investigating and will provide an update soon.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Grafana Cloud's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

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How often does Grafana Cloud have incidents?

Grafana Cloud reported 51 incidents in the last 90 days, 16 of them major or critical. A typical incident lasted 2h 33m. See Grafana Cloud's uptime and incident history