M4.1 earthquake 149 km N of Calama, Chile
A magnitude 4.1 earthquake struck 149 km N of Calama, Chile on Sun, Jan 31, 2021, 11:41 AM GMT-3 (14:41 UTC), 127 km (79 mi) below the surface.
A larger quake followed: M4.5 150 km N of Calama, 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
- 2021-01-31 14:41:05 UTC
- Depth
- 126.7 km (78.7 mi), intermediate-depth
- Epicenter
- 21.126° S, 68.664° 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 6.9 km horizontally, 7.3 km in depth
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
- Station coverage gap
- 88°
- Stations used
- 25
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.4139 km WSW of Uyuni, Bolivia · 2067 days ago · 167 km deep · 73 km away
- 4.2136 km SE of Iquique, Chile · 2063 days ago · 108 km deep · 53 km away · felt by 2
- 4.1159 km WSW of Colchani, Bolivia · 2054 days ago · 165 km deep · 48 km away
- 4.361 km NE of Calama, Chile · 2051 days ago · 135 km deep · 98 km away · felt by 1
- 4.3144 km N of Calama, Chile · 2050 days ago · 131 km deep · 13 km away · felt by 2
- 4.5150 km N of Calama, Chile · 2050 days ago · 145 km deep · 2 km away · felt by 1
- 4.2106 km E of Iquique, Chile · 2044 days ago · 108 km deep · 99 km away · felt by 4
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000ddf1. Read Fri, Oct 2, 2026, 3:02 PM UTC.