Earthquake Details: 78 km from Pinotepa Nacional, Oaxaca, Mexico

8/16/2026, 9:51:22 AM

A magnitude 3.1 earthquake occurred near 78 km from Pinotepa Nacional, Oaxaca, Mexico on 8/16/2026 at 9:51:22 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 Oaxaca Pinotepa Nacional (Nearest City)

Technical Details

Depth-10 km

Significance0

Latitude15.6420

Longitude-98.1140

Event IDemsc:20260816_0000509

Magnitude3.1

Updated:8/16/2026, 2:01:40 PM

External Resources

View on EMSC Official Site

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Time & depth

Local time: 8/16/2026, 3:51:22 AM CST
UTC: 8/16/2026, 9:51:22 AM UTC

-10 km · Shallow-focus

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

Nearby major cities

Santa Cruz Xoxocotlán

213 km NE

Oaxaca City

216 km NE

Nearby event sequence · 12

M3.9off the coast of Chiapas, MexicoBefore8/15/2026, 10:19:17 AM M4.3Offshore Chiapas, MexicoBefore8/15/2026, 3:56:38 PM M4.0Offshore Oaxaca, MexicoBefore8/15/2026, 8:29:56 PM M3.7Oaxaca, MexicoBefore8/15/2026, 8:54:07 PM M3.8Oaxaca, MexicoBefore8/15/2026, 10:39:54 PM M3.8Oaxaca, MexicoAfter8/16/2026, 10:47:36 AM M4.0Offshore Oaxaca, MexicoAfter8/16/2026, 12:06:59 PM M4.2Offshore Chiapas, MexicoAfter8/16/2026, 1:32:52 PM M4.2Offshore Guerrero, MexicoAfter8/16/2026, 2:51:57 PM M4.1Offshore Guerrero, MexicoAfter8/16/2026, 4:21:30 PM M3.7Oaxaca, MexicoAfter8/16/2026, 8:27:19 PM M4.2off the coast of Chiapas, MexicoAfter8/16/2026, 9:26:47 PM

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 16, 2026, 02:01 PM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.