Earthquake Details: off the coast of Chiapas, Mexico

8/18/2026, 5:11:44 AM

A magnitude 4.0 earthquake occurred near off the coast of Chiapas, Mexico on 8/18/2026 at 5:11:44 AM. The seismic event was recorded at a depth of -10 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Regional Seismicity

View recent seismic activity near this event:

Mexico Chiapas Tapachula (Nearest City)

Technical Details

Depth-10 km

Significance0

Latitude13.9980

Longitude-93.3290

Event IDemsc:20260818_0000196

Magnitude4.0

Updated:8/18/2026, 5:57:13 AM

External Resources

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Time & depth

Local time: 8/17/2026, 11:11:44 PM CST
UTC: 8/18/2026, 5:11:44 AM UTC

-10 km · Shallow-focus

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

Nearby major cities

Nearby event sequence · 12

M4.3Offshore Chiapas, MexicoBefore8/15/2026, 3:56:38 PM M4.483 km SSW of Puerto San José, GuatemalaBefore8/15/2026, 10:45:24 PM M5.267 km WSW of Puerto Madero, MexicoBefore8/16/2026, 3:52:53 PM M4.4off the coast of Chiapas, MexicoBefore8/16/2026, 5:10:49 PM M4.3off the coast of Chiapas, MexicoBefore8/16/2026, 6:00:28 PM M4.4off the coast of Chiapas, MexicoBefore8/16/2026, 9:43:13 PM M4.3off the coast of Chiapas, MexicoBefore8/17/2026, 8:50:51 AM M4.2off the coast of Chiapas, MexicoBefore8/17/2026, 11:13:06 AM M4.2off the coast of Chiapas, MexicoBefore8/17/2026, 6:33:00 PM M5.795 km SW of Puerto Madero, MexicoBefore8/18/2026, 5:02:32 AM M4.2Offshore Chiapas, MexicoAfter8/18/2026, 5:48:30 AM M4.4off the coast of Chiapas, MexicoAfter8/18/2026, 7:08:31 AM

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 18, 2026, 05:57 AM UTC.

Data sources: