3.7
Earthquake Details: off the coast of Chiapas, México
Sep 21, 2026, 22:31:23
A magnitude 3.7 earthquake occurred near off the coast of Chiapas, México on Sep 21, 2026 at 22:31:23. The seismic event was recorded at a depth of -15.5 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-15.5 km
Significance0
Latitude15.2360
Longitude-94.4910
Event IDemsc:20260921_0000425
Magnitude3.7
Updated:Sep 22, 2026, 02:01:26 UTC
External Resources
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Time & depth
- Local time
- Sep 21, 2026, 16:31:23 CST
- UTC
- Sep 21, 2026, 22:31:23 UTC
-15.5 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M4.2Offshore Oaxaca, MéxicoBeforeM4.2off the coast of Chiapas, MéxicoBeforeM4.0off the coast of Chiapas, MéxicoBeforeM4.215 km SW of El Ramal (Porvenir), MéxicoBeforeM4.4103 km SW of Brisas Barra de Suchiate, MéxicoBeforeM4.3off the coast of Chiapas, MéxicoBeforeM4.1off the coast of Chiapas, MéxicoBeforeM4.2off the coast of Chiapas, MéxicoAfterM4.77 km WNW of La Gomera, GuatemalaAfterM4.1off the coast of Chiapas, MéxicoAfterM4.3off the coast of Chiapas, MéxicoAfterM4.0Chiapas, MéxicoAfter
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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: Sep 22, 2026, 02:01 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.