M4.1 earthquake 126 km ESE of Arica, Chile
A magnitude 4.1 earthquake struck 126 km ESE of Arica, Chile on Tue, Oct 20, 2020, 8:48 PM GMT-3 (23:48 UTC), 136 km (84 mi) below the surface.
A larger quake followed: M4.6 46 km ESE of Arica, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-10-20 23:48:55 UTC
- Depth
- 135.9 km (84.5 mi), intermediate-depth
- Epicenter
- 18.939° S, 69.202° 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 4.9 km horizontally, 6.2 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 54°
- Stations used
- 60
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 3 in the 30 days before it.
After
- 4.179 km ESE of Arica, Chile · 2168 days ago · 119 km deep · 51 km away
- 4.1110 km ENE of Iquique, Chile · 2164 days ago · 123 km deep · 86 km away
- 4.646 km ESE of Arica, Chile · 2162 days ago · 86 km deep · 80 km away
- 4.251 km ESE of Arica, Chile · 2159 days ago · 134 km deep · 75 km away
- 4.3153 km ENE of Iquique, Chile · 2117 days ago · 123 km deep · 100 km away · felt by 3
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000caep. Read Fri, Oct 2, 2026, 7:13 PM UTC.