U.S. Issues Pacific Tsunami Bulletin After 8.0 Panama Quake

A magnitude 8.0 earthquake struck near Panama at 10:56:08 AM, 21 miles deep, prompting the U.S. Tsunami Warning System to issue 'Non-US/Canada Pacific Threat #1' at 18:02:20 UTC on Oct. 9, 2026. The first bulletin starts a Pacific-wide review for tsunami risk, with later updates to confirm or change the threat.