M4.5 earthquake 16 km SW of Yarabamba, Peru
A magnitude 4.5 earthquake struck 16 km SW of Yarabamba, Peru on Sun, Oct 27, 1974, 11:21 AM GMT-5 (16:21 UTC), 91 km (57 mi) below the surface.
A larger quake followed: M4.6 17 km SSE of Quequeña, Peru. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1974-10-27 16:21:24 UTC
- Depth
- 91.0 km (56.5 mi), intermediate-depth
- Epicenter
- 16.645° S, 71.590° 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 1.5 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayPeru earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00008kc. Read Tue, Sep 22, 2026, 9:36 PM UTC.