Iterable incident
Email Send Delays with Partial Sparkpost outage on US-WEST-2.
Resolved after 2 hours 39 minutes, affecting Global Campaign Sends, on July 24, 2026.
All Sparkpost sends that were previously delayed have been delivered and Sparkpost reports that their systems are now fully functional. If you continue to experience any issues please contact Support.
Affected components
Update timeline
- investigating Jul 24, 2026, 04:30 PM UTC
Email sends delayed for US-hosted customers using SparkPost in US-WEST-2 region.
- monitoring Jul 24, 2026, 04:30 PM UTC
We are currently experiencing email delivery delays due to a partial outage affecting SparkPost's US-West-2 region. Emails continue to be accepted and queued, but delivery is delayed. Our team is working closely with SparkPost to resolve this issue. We will provide updates as more information becomes available. Next update in 15m.
- monitoring Jul 24, 2026, 04:40 PM UTC
We are continuing to monitor for any further issues.
- monitoring Jul 24, 2026, 05:40 PM UTC
We are continuing to monitor Sparkpost outage as they work to continue draining the backlog of delayed messages. Sparkpost estimates that they expect to have most email delivered within the next 30-45 minutes.
- resolved Jul 24, 2026, 07:09 PM UTC
All Sparkpost sends that were previously delayed have been delivered and Sparkpost reports that their systems are now fully functional. If you continue to experience any issues please contact Support.
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