Peru earthquakes

M4.6 earthquake 117 km WSW of Callao, Peru

A magnitude 4.6 earthquake struck 117 km WSW of Callao, Peru on Thu, Oct 3, 1974, 3:49 PM GMT-5 (20:49 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M7.2 87 km SW of Callao, Peru. This one was a foreshock.

Callao forecastMore in Peru

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
4.6 (mb), light
Local time
UTC
1974-10-03 20:49:32 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
12.459° S, 78.116° 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.

Depth from
OPERATOR_ASSIGNED
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 13 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.887 km W of Callao, Peru · 18990 days ago · 26 km deep · 45 km away
  2. 4.144 km W of Callao, Peru · 18989 days ago · 54 km deep · 76 km away
  3. 4.270 km SSW of Callao, Peru · 18989 days ago · 33 km deep · 75 km away
  4. 4.774 km WSW of Callao, Peru · 18989 days ago · 35 km deep · 43 km away
  5. 4.4108 km SW of Callao, Peru · 18988 days ago · 33 km deep · 55 km away
  6. 4.381 km WSW of Callao, Peru · 18988 days ago · 19 km deep · 41 km away
  7. 5.091 km WSW of Callao, Peru · 18987 days ago · 33 km deep · 31 km away
  8. 4.883 km SW of Callao, Peru · 18984 days ago · 33 km deep · 43 km away
  9. 5.368 km SW of Callao, Peru · 18983 days ago · 27 km deep · 55 km away
  10. 4.8101 km WSW of Chilca, Peru · 18983 days ago · 33 km deep · 86 km away
  11. 4.554 km SW of Santiago de Surco, Peru · 18970 days ago · 60 km deep · 89 km away
  12. 4.996 km WSW of Callao, Peru · 18961 days ago · 33 km deep · 28 km away
  13. 7.287 km SW of Callao, Peru · 18953 days ago · 6 km deep · 36 km away

Before

  1. 4.868 km SW of Callao, Peru · 18990 days ago · 33 km deep · 52 km away
  2. 5.0120 km WSW of Callao, Peru · 18990 days ago · 33 km deep · 21 km away
  3. 7.677 km WSW of Callao, Peru · 18990 days ago · 13 km deep · 41 km away
  4. 5.064 km SW of Callao, Peru · 18996 days ago · 41 km deep · 59 km away

Earthquakes todayPeru earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000088e. Read Wed, Sep 30, 2026, 9:37 PM UTC.