M4.3 earthquake 78 km WNW of Vallenar, Chile
A magnitude 4.3 earthquake struck 78 km WNW of Vallenar, Chile on Wed, Mar 24, 2021, 5:21 PM GMT-3 (20:21 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M4.4 108 km WSW of Vallenar, 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
- 2021-03-24 20:21:41 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 28.351° S, 71.519° 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.
- Location uncertainty
- About 7.3 km horizontally, 4.4 km in depth
- Depth from
- From location
- Station coverage gap
- 147°
- Stations used
- 33
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.110 km E of Vallenar, Chile · 2019 days ago · 115 km deep · 89 km away · felt by 1
- 4.4108 km WSW of Vallenar, Chile · 2009 days ago · 23 km deep · 74 km away · felt by 4
- 4.390 km W of Copiapó, Chile · 1989 days ago · 35 km deep · 96 km away · felt by 2
- 4.3104 km NNW of La Serena, Chile · 1983 days ago · 34 km deep · 79 km away · felt by 1
- 4.4106 km NNW of Vallenar, Chile · 1974 days ago · 56 km deep · 68 km away · felt by 1
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000dw5x. Read Sun, Oct 4, 2026, 8:24 AM UTC.