M4.0 earthquake 132 km SW of Atocha, Bolivia
A magnitude 4.0 earthquake struck 132 km SW of Atocha, Bolivia on Sun, Dec 20, 2020, 9:04 AM GMT-4 (13:04 UTC), 176 km (110 mi) below the surface.
A larger quake followed: M4.5 93 km SSW of Uyuni, Bolivia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-12-20 13:04:01 UTC
- Depth
- 176.3 km (109.6 mi), intermediate-depth
- Epicenter
- 21.697° S, 67.205° W
- Region
- Bolivia
- 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 10.5 km horizontally, 16.4 km in depth
- Magnitude uncertainty
- ±0.37
- Depth from
- From location
- Station coverage gap
- 135°
- Stations used
- 28
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.277 km SW of Atocha, Bolivia · 2103 days ago · 255 km deep · 55 km away
- 4.0135 km SW of Atocha, Bolivia · 2078 days ago · 199 km deep · 22 km away
- 4.4139 km WSW of Uyuni, Bolivia · 2067 days ago · 167 km deep · 100 km away
- 4.593 km SSW of Uyuni, Bolivia · 2054 days ago · 198 km deep · 58 km away
Before
Earthquakes todayBolivia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000csp6. Read Fri, Oct 2, 2026, 4:03 PM UTC.