Peru earthquakes

M4.7 earthquake 18 km SW of Achanizo, Peru

A magnitude 4.7 earthquake struck 18 km SW of Achanizo, Peru on Thu, May 12, 1977, 1:22 PM GMT-5 (18:22 UTC), 64 km (40 mi) below the surface.

Minas de Marcona forecastMore in Peru

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The earthquake

Magnitude
4.7 (mb), light
Local time
UTC
1977-05-12 18:22:18 UTC
Depth
64.0 km (39.8 mi), shallow
Epicenter
15.918° S, 74.101° W
Region
Peru
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.

Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 0 in the 60 days after this one and 1 in the 30 days before it.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000nv0. Read Tue, Sep 22, 2026, 10:51 AM UTC.