M4.3 earthquake 112 km N of Constitución, Chile
A magnitude 4.3 earthquake struck 112 km N of Constitución, Chile on Mon, Nov 16, 2020, 2:34 AM GMT-3 (05:34 UTC), 11 km (7 mi) below the surface.
A larger quake followed: M6.1 100 km NW of Constitución, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (Mwr, regional moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-11-16 05:34:45 UTC
- Depth
- 11.2 km (6.9 mi), shallow
- Epicenter
- 34.330° S, 72.619° W
- Region
- Chile
- Felt reports
- 1
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
1 person reported to the USGS what they felt; the strongest reported shaking was I, not felt shaking.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Normal
- Moment magnitude
- 4.3 Mwr
- Nodal plane 1
- Strike 6°, dip 73°, rake -102°
- Nodal plane 2
- Strike 223°, dip 21°, rake -55°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.6 km horizontally, 4.8 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 151°
- Stations used
- 38
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 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 us7000cfj8. Read Sat, Oct 3, 2026, 2:00 PM UTC.