Cloud Storage SLA
Google Cloud · Storage · promises up to 99.95% · SLA of Apr 1, 2026 · checked 24h ago
1 major outage in the 208 days of history: 3.7 h counted, 99.927% observed against the 99.95% Standard, multi-region or dual-region.
1 of 7 months fell below it (credits are claimed per month).
Last 90 days: 3.7 h counted, 99.83% observed.
Incidents, last 365 days
Major outage time per month
Allowed per month: 22 min
Commitments and credits
TierUptimeCredit of the monthly bill
- Standard, multi-region or dual-regionStandard storage class in multi-region/dual-region locations (excluding Mexico and Stockholm)99.95%below 99.95%: 10% · below 99%: 25% · below 95%: 50%
- Standard, regional (also Nearline/Coldline/Archive multi-region, Rapid zonal)Standard in a regional location; colder classes in multi/dual-region99.9%below 99.9%: 10% · below 99%: 25% · below 95%: 50%
- Nearline/Coldline/Archive regional; Durable Reduced AvailabilityCold storage classes in regional locations99%below 99%: 10% · below 98%: 25% · below 95%: 50%
More in storage
ServicePromisedFirst creditObserved 365dDowntime
Amazon S3 (Standard)AWS · Storage · S3 Standard (also Express One Zone, Glacier Flexible Retrieval, Glacier Deep Archive)99.9%First credit10%Observed 365d99.178%All incidents 99.852%
Cloudflare R2Cloudflare · Storage · Enterprise99.9%First credit10%Observed 365d100%All incidents 99.984%
Spaces Object StorageDigitalOcean · Storage · All accounts99.9%First credit10%Observed 365d100%All incidents 99.992%
Azure Blob Storage (Storage Accounts)Microsoft Azure · Storage · Hot / Transaction Optimized, RA-GRS and RA-GZRS read requests99.99%First credit10%Observed 365dNo feedAll incidents 100%
OCI Object StorageOracle Cloud Infrastructure · Storage · Availability99.9%First credit10%Observed 365dNo feed
Terms, exclusions and sources
- Measured
- 100% minus the average of 5-minute Error Rates (HTTP 5xx) over the calendar month, per Project per Region
- Credit cap
- 50% of the amount due for the Covered Service for the month
- Claim window
- Within 30 days from the time Customer becomes eligible
- How to claim
- Notify Google technical support
- Not covered
- Features designated pre-general availability; Features excluded from the SLA in the Documentation; Errors caused by factors outside Google's reasonable control; Errors from Customer's or third-party software or hardware; Errors resulting from quotas listed in the Admin Console
- Status history
- Status history since Feb 27, 2026
- Weighted uptime
- All incidents, weighted: 99.488% · Downtime
Standard storage class in a multi-region or dual-region location of Cloud Storage >= 99.95% ... 99.0% – < 99.95% 10% 95.0% – < 99.0% 25% < 95.0% 50%
Mexico and Stockholm regional Standard is 99.5%. Turbo replication has its own RPO SLO (15 minutes).
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