M4.8 earthquake 22 km S of San Fernando, Peru
A magnitude 4.8 earthquake struck 22 km S of San Fernando, Peru on Sun, Aug 16, 1981, 6:11 PM GMT-5 (23:11 UTC), 149 km (93 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1981-08-16 23:11:21 UTC
- Depth
- 149.0 km (92.6 mi), intermediate-depth
- Epicenter
- 8.601° S, 74.522° 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
- CONSTRAINED_BY_DEPTH_PHASES
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 1 in the 60 days after this one and 1 in the 30 days before it.
After
Before
Earthquakes todayPeru earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001fb1. Read Tue, Sep 22, 2026, 4:51 PM UTC.