M3.9 earthquake 13 km ENE of La Serena, Chile
A magnitude 3.9 earthquake struck 13 km ENE of La Serena, Chile on Wed, Nov 18, 2020, 2:31 AM GMT-3 (05:31 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.2 30 km NW 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
- 3.9 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-11-18 05:31:39 UTC
- Depth
- 33.1 km (20.6 mi), shallow
- Epicenter
- 29.871° S, 71.115° W
- Region
- Chile
- Felt reports
- 4
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
4 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 3.2 km horizontally, 10.8 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- From location
- Station coverage gap
- 152°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.230 km NW of Coquimbo, Chile · 2094 days ago · 28 km deep · 47 km away
- 4.034 km WNW of Coquimbo, Chile · 2094 days ago · 21 km deep · 52 km away
Before
- 4.336 km WSW of Ovalle, Chile · 2150 days ago · 41 km deep · 100 km away
- 4.222 km W of Coquimbo, Chile · 2151 days ago · 38 km deep · 45 km away · felt by 2
- 4.164 km N of La Serena, Chile · 2165 days ago · 46 km deep · 61 km away
- 5.864 km N of La Serena, Chile · 2165 days ago · 50 km deep · 63 km away · felt by 43
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000cpqh. Read Fri, Oct 2, 2026, 4:49 PM UTC.