4.9
Earthquake Details: 69 km SW of Merizo Village, Guam
7/21/2026, 11:09:45 AM
A magnitude 4.9 earthquake occurred near 69 km SW of Merizo Village, Guam on 7/21/2026 at 11:09:45 AM. The seismic event was recorded at a depth of 12.946 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth12.946 km
Significance371
Latitude12.8161
Longitude144.2202
Event IDus7000t25j
Magnitude4.9
Updated:8/15/2026, 11:19:47 AM
External Resources
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Time & depth
- Local time
- 7/21/2026, 9:09:45 PM GMT+10
- UTC
- 7/21/2026, 11:09:45 AM UTC
12.946 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Aug 15, 2026, 11:19 AM UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.