Mexico earthquakes

M2.8 earthquake 10km WSW of Puebla, B.C., MX

A magnitude 2.8 earthquake struck 10km WSW of Puebla, B.C., MX on Fri, Jun 29, 1979, 9:24 PM PDT (04:24 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.3 16km SE of Ocotillo, CA. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.8 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1979-06-30 04:24:42 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
32.527° N, 115.449° 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.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 2.0 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.18
Depth from
Operator assigned
Station coverage gap
192°, poorly surrounded by stations
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 97 in the 60 days after this one and 198 in the 30 days before it.

After

The first 60 of 97.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3350310. Read Fri, Oct 2, 2026, 12:18 AM UTC.