4.1
Earthquake Details: 51 km from Tonalá, Chiapas, Mexico
Sep 1, 2026, 18:48:33
A magnitude 4.1 earthquake occurred near 51 km from Tonalá, Chiapas, Mexico on Sep 1, 2026 at 18:48:33. The seismic event was recorded at a depth of -93.5 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-93.5 km
Significance0
Latitude16.0450
Longitude-94.2280
Event IDemsc:20260901_0000278
Magnitude4.1
Updated:Sep 1, 2026, 19:08:22 UTC
External Resources
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Time & depth
- Local time
- Sep 1, 2026, 12:48:33 CST
- UTC
- Sep 1, 2026, 18:48:33 UTC
-93.5 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M4.2Offshore Chiapas, MexicoBeforeM4.3Offshore Oaxaca, MexicoBeforeM4.390 km SW of Brisas Barra de Suchiate, MexicoBeforeM4.2Offshore Oaxaca, MexicoBeforeM4.1Offshore Chiapas, MexicoBeforeM4.4off the coast of Chiapas, MexicoAfterM4.1Offshore Chiapas, MexicoAfterM4.3off the coast of Chiapas, MexicoAfterM4.2Offshore GuatemalaAfterM4.1off the coast of Chiapas, MexicoAfterM5.671 km WSW of Puerto Madero, MexicoAfterM4.2off the coast of Chiapas, MexicoAfter
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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 1, 2026, 19:08 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.