M4.3 earthquake 69 km N of La Serena, Chile
A magnitude 4.3 earthquake struck 69 km N of La Serena, Chile on Thu, Apr 1, 2021, 3:01 AM GMT-3 (06:01 UTC), 52 km (32 mi) below the surface.
A larger quake followed: M5.8 31 km SW of Coquimbo, 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 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-04-01 06:01:51 UTC
- Depth
- 51.9 km (32.2 mi), shallow
- Epicenter
- 29.285° S, 71.331° W
- Region
- Chile
- Felt reports
- 2
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
2 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 3.4 km horizontally, 9.6 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 149°
- 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 0 in the 30 days before it.
After
- 4.4108 km WSW of Vallenar, Chile · 2008 days ago · 23 km deep · 55 km away · felt by 4
- 4.3104 km NNW of La Serena, Chile · 1981 days ago · 34 km deep · 44 km away · felt by 1
- 5.831 km SW of Coquimbo, Chile · 1980 days ago · 33 km deep · 98 km away · felt by 52
- 4.330 km SW of Coquimbo, Chile · 1980 days ago · 36 km deep · 98 km away · felt by 1
- 3.830 km N of La Serena, Chile · 1968 days ago · 36 km deep · 39 km away · felt by 6
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000dy4u. Read Sat, Oct 3, 2026, 1:15 AM UTC.