M5.3 earthquake 97 km S of Antofagasta, Chile
A magnitude 5.3 earthquake struck 97 km S of Antofagasta, Chile on Sun, Sep 12, 1971, 9:55 PM GMT-4 (01:55 UTC), 34 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.3 (mw), moderate
- Local time
- UTC
- 1971-09-13 01:55:44 UTC
- Depth
- 33.5 km (20.8 mi), shallow
- Epicenter
- 24.524° S, 70.244° 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.
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.3 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem780261. Read Sun, Sep 27, 2026, 10:50 PM UTC.