Mexico earthquakes

M4.4 earthquake 51 km SSW of Copala, Mexico

A magnitude 4.4 earthquake struck 51 km SSW of Copala, Mexico on Mon, Sep 6, 1982, 11:22 PM CST (05:22 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M4.5 10 km NE of San José la Hacienda, Mexico. This one was a foreshock.

Ayutla de los Libres forecastMore in Mexico

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
4.4 (mb), light
Local time
UTC
1982-09-07 05:22:06 UTC
Depth
11.8 km (7.3 mi), shallow
Epicenter
16.164° N, 99.134° W
Region
Mexico
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 3 in the 30 days before it.

After

Before

Earthquakes todayMexico earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001pf1. Read Wed, Sep 23, 2026, 12:02 AM UTC.