M4.8 earthquake 79 km W of Iquique, Chile
A magnitude 4.8 earthquake struck 79 km W of Iquique, Chile on Tue, Apr 21, 1981, 12:37 AM GMT-4 (04:37 UTC), 46 km (29 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
- 1981-04-21 04:37:47 UTC
- Depth
- 46.0 km (28.6 mi), shallow
- Epicenter
- 20.248° S, 70.913° W
- Region
- Chile
- 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 todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001d97. Read Tue, Sep 22, 2026, 3:48 PM UTC.