M4.2 earthquake 110 km SW of Atocha, Bolivia
A magnitude 4.2 earthquake struck 110 km SW of Atocha, Bolivia on Mon, Dec 20, 2021, 5:12 AM GMT-4 (09:12 UTC), 254 km (158 mi) below the surface.
A larger quake followed: M4.5 145 km SW 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
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-12-20 09:12:46 UTC
- Depth
- 253.9 km (157.8 mi), intermediate-depth
- Epicenter
- 21.558° S, 67.056° 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 7.0 km horizontally, 14.8 km in depth
- Magnitude uncertainty
- ±0.22
- Depth from
- From location
- Station coverage gap
- 82°
- Stations used
- 40
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 6 in the 30 days before it.
After
- 4.5145 km SW of Uyuni, Bolivia · 1743 days ago · 167 km deep · 88 km away
- 4.0140 km SW of Atocha, Bolivia · 1717 days ago · 184 km deep · 30 km away
- 4.2114 km SW of Uyuni, Bolivia · 1712 days ago · 226 km deep · 55 km away
- 4.4112 km WSW of Uyuni, Bolivia · 1708 days ago · 168 km deep · 94 km away
- 4.4128 km NNE of San Pedro de Atacama, Chile · 1707 days ago · 195 km deep · 65 km away
- 4.0110 km SW of Uyuni, Bolivia · 1700 days ago · 213 km deep · 53 km away
Before
- 4.580 km WSW of Uyuni, Bolivia · 1749 days ago · 212 km deep · 98 km away
- 4.399 km SW of Atocha, Bolivia · 1756 days ago · 250 km deep · 34 km away
- 4.882 km SSW of Atocha, Bolivia · 1761 days ago · 209 km deep · 45 km away
- 4.5138 km NE of San Pedro de Atacama, Chile · 1765 days ago · 167 km deep · 58 km away · felt by 1
- 4.0102 km SW of Uyuni, Bolivia · 1773 days ago · 199 km deep · 82 km away
- 4.3113 km SW of Uyuni, Bolivia · 1774 days ago · 174 km deep · 58 km away · felt by 3
Earthquakes todayBolivia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000gdsi. Read Sat, Oct 3, 2026, 7:54 AM UTC.