M4.2 earthquake 76 km N of Antofagasta, Chile
A magnitude 4.2 earthquake struck 76 km N of Antofagasta, Chile on Wed, Nov 4, 2020, 8:49 PM GMT-3 (23:49 UTC), 46 km (29 mi) below the surface.
A larger quake followed: M4.3 46 km SW of Tocopilla, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-11-04 23:49:08 UTC
- Depth
- 46.5 km (28.9 mi), shallow
- Epicenter
- 22.976° S, 70.255° 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 4.3 km horizontally, 4.8 km in depth
- Magnitude uncertainty
- ±0.23
- Depth from
- From location
- Station coverage gap
- 152°
- Stations used
- 37
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 3 in the 30 days before it.
After
- 4.346 km SW of Tocopilla, Chile · 2127 days ago · 69 km deep · 63 km away
- 4.187 km NE of Antofagasta, Chile · 2108 days ago · 71 km deep · 40 km away · felt by 1
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000cami. Read Fri, Oct 2, 2026, 5:15 PM UTC.