4.2
Earthquake Details: 63 km from Tonalá, Chiapas, Mexico
Oct 2, 2026, 17:48:35
A magnitude 4.2 earthquake occurred near 63 km from Tonalá, Chiapas, Mexico on Oct 2, 2026 at 17:48:35. The seismic event was recorded at a depth of -78.2 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-78.2 km
Significance0
Latitude15.5250
Longitude-93.7190
Event IDemsc:20261002_0000257
Magnitude4.2
Updated:Oct 2, 2026, 18:01:22 UTC
External Resources
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Time & depth
- Local time
- Oct 2, 2026, 11:48:35 CST
- UTC
- Oct 2, 2026, 17:48:35 UTC
-78.2 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M4.4142 km SSW of La Esperanza (El Zapotal), MéxicoBeforeM4.239 km W of Plan de Ayala, MéxicoBeforeM4.3Veracruz, MéxicoBeforeM4.1off the coast of Chiapas, MéxicoBeforeM4.1off the coast of Chiapas, MéxicoBeforeM4.2Oaxaca, MéxicoBeforeM4.1off the coast of Chiapas, MéxicoBeforeM4.29 km SSW of Yepocapa, GuatemalaBeforeM4.1off the coast of Chiapas, MéxicoBeforeM4.1Offshore Oaxaca, MéxicoBeforeM4.4off the coast of El SalvadorAfterM4.2Offshore El SalvadorAfter
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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: Oct 2, 2026, 18:01 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.