3.4
Earthquake Details: 60 km from Ciudad Altamirano, Guerrero, Mexico
Sep 29, 2026, 22:40:49
A magnitude 3.4 earthquake occurred near 60 km from Ciudad Altamirano, Guerrero, Mexico on Sep 29, 2026 at 22:40:49. The seismic event was recorded at a depth of -76.5 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-76.5 km
Significance0
Latitude18.3780
Longitude-101.2350
Event IDemsc:20260929_0000326
Magnitude3.4
Updated:Sep 30, 2026, 02:08:21 UTC
External Resources
View on EMSC Official SiteLoading map...
Time & depth
- Local time
- Sep 29, 2026, 16:40:49 CST
- UTC
- Sep 29, 2026, 22:40:49 UTC
-76.5 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.8Guerrero, MéxicoBeforeM4.0Offshore Michoacan, MéxicoBeforeM4.0Oaxaca, MéxicoBeforeM4.0Oaxaca, MéxicoBeforeM3.8Offshore Guerrero, MéxicoBeforeM4.420 km SW of El Colomo, MéxicoBeforeM3.8Oaxaca, MéxicoBeforeM3.6Offshore Guerrero, MéxicoBeforeM4.1Offshore Guerrero, MéxicoBeforeM4.2Offshore Guerrero, MéxicoBeforeM3.8Offshore Guerrero, MéxicoBeforeM3.6Oaxaca, MéxicoAfter
You may also find these tools useful
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 30, 2026, 02:08 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.