3.4

Earthquake Details: 41 km from Ciudad Altamirano, Guerrero, Mexico

8/16/2026, 9:40:52 PM

A magnitude 3.4 earthquake occurred near 41 km from Ciudad Altamirano, Guerrero, Mexico on 8/16/2026 at 9:40:52 PM. The seismic event was recorded at a depth of -57.7 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Regional Seismicity

View recent seismic activity near this event:

MexicoGuerreroCiudad Altamirano (Nearest City)

Technical Details

Depth-57.7 km
Significance0
Latitude18.1040
Longitude-100.3940
Event IDemsc:20260816_0000892
Magnitude3.4
Updated:8/17/2026, 2:01:13 AM

External Resources

View on EMSC Official Site

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Time & depth

Local time
8/16/2026, 3:40:52 PM CST
UTC
8/16/2026, 9:40:52 PM UTC
-57.7 km · Shallow-focus

Less than 70 km deep. Shaking is often stronger near the epicentre.

Nearby major cities

Ciudad Altamirano
41 km NW
Tejupilco de Hidalgo
93 km N
Iguala de la Independencia
94 km E
Taxco
97 km NE
Nearby event sequence · 12
M3.5Guerrero, MexicoBeforeM3.5Guerrero, MexicoBeforeM3.5Veracruz, MexicoBeforeM3.3Colima, MexicoBeforeM3.3Guerrero, MexicoBeforeM3.3Offshore Guerrero, MexicoBeforeM3.8Oaxaca, MexicoBeforeM4.0Offshore Oaxaca, MexicoBeforeM4.2Offshore Guerrero, MexicoBeforeM4.1Offshore Guerrero, MexicoBeforeM3.7Oaxaca, MexicoBeforeM3.6Guerrero, MexicoBefore

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: Aug 17, 2026, 02:01 AM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.