This incident has been resolved.

GCP has put a mitigation in place, we are monitoring the results. At this time we are experiencing no impacts. All delayed webhooks and logs have been processed.

Outbound delivery is operating normally. Currently there are delays for event logs and some webhooks.

Mailgun is monitoring service impacts in GCP's us-west1 region. We are routing traffic away from impacted infrastructure. Currently we are seeing delays in log processing and a small number of message sends.