M5.2 earthquake 35 km SW of Ovalle, Chile
A magnitude 5.2 earthquake struck 35 km SW of Ovalle, Chile on Mon, Sep 20, 1971, 10:02 AM GMT-4 (14:02 UTC), 49 km (30 mi) below the surface.
A larger quake followed: M5.3 46 km W of Ovalle, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.2 (Mw, moment), moderate
- Magnitude from
- ISC-GEM global catalog
- Local time
- UTC
- 1971-09-20 14:02:35 UTC
- Depth
- 48.7 km (30.3 mi), shallow
- Epicenter
- 30.855° S, 71.421° 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
- ±0.41
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.2 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 iscgem780468. Read Thu, Oct 1, 2026, 1:34 PM UTC.