4.0
Earthquake Details: 26 km from Pinotepa Nacional, Oaxaca, Mexico
Oct 1, 2026, 08:16:44
A magnitude 4.0 earthquake occurred near 26 km from Pinotepa Nacional, Oaxaca, Mexico on Oct 1, 2026 at 08:16:44. The seismic event was recorded at a depth of -4.3 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-4.3 km
Significance0
Latitude16.1670
Longitude-97.8830
Event IDemsc:20261001_0000120
Magnitude4.0
Updated:Oct 1, 2026, 08:43:17 UTC
External Resources
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Time & depth
- Local time
- Oct 1, 2026, 02:16:44 CST
- UTC
- Oct 1, 2026, 08:16:44 UTC
-4.3 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M4.2Oaxaca, MéxicoBeforeM4.0Offshore Oaxaca, MéxicoBeforeM3.9off the coast of Chiapas, MéxicoBeforeM4.1Offshore Guerrero, MéxicoBeforeM4.2Offshore Guerrero, MéxicoBeforeM4.4142 km SSW of La Esperanza (El Zapotal), MéxicoBeforeM4.239 km W of Plan de Ayala, MéxicoBeforeM4.0Offshore Oaxaca, MéxicoBeforeM4.0Veracruz, MéxicoBeforeM4.1off the coast of Chiapas, MéxicoBeforeM4.0Offshore Oaxaca, MéxicoBeforeM4.3Veracruz, MéxicoBefore
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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 1, 2026, 08:43 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.