OFFICIAL · Other

M 4.2 - Mariana Islands region

Name: M 4.2 - Mariana Islands region
Start: 2026-10-11T05:13:38.941Z
Location: Public record location

Observed Oct 11 2026, 05:13 UTC · Updated Oct 11 2026, 10:46 UTC

USGS reviewed earthquake. Magnitude 4.2. This is a seismic catalog entry, not a damage assessment.

Location 21.554, 142.972. ARC Warning did not create the underlying report.

Sources

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M 4.2 - Mariana Islands region · ARC Warning