M4.4 earthquake 111 km SW of Uyuni, Bolivia
A magnitude 4.4 earthquake struck 111 km SW of Uyuni, Bolivia on Sat, May 21, 2016, 12:04 PM GMT-4 (16:04 UTC), 178 km (111 mi) below the surface.
A larger quake followed: M5.0 132 km NE of San Pedro de Atacama, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb), light
- Local time
- UTC
- 2016-05-21 16:04:59 UTC
- Depth
- 178.3 km (110.8 mi), intermediate-depth
- Epicenter
- 21.183° S, 67.575° 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 8.0 km horizontally, 5.1 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 91°
- Stations used
- 55
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.7144 km NNE of Calama, Chile · 3784 days ago · 133 km deep · 95 km away
- 5.0132 km NE of San Pedro de Atacama, Chile · 3782 days ago · 175 km deep · 98 km away
- 4.3117 km NE of Calama, Chile · 3749 days ago · 141 km deep · 83 km away
- 4.2132 km NNE of Calama, Chile · 3748 days ago · 111 km deep · 84 km away
- 3.969 km SSW of Uyuni, Bolivia · 3747 days ago · 261 km deep · 55 km away
- 4.4110 km WSW of Uyuni, Bolivia · 3739 days ago · 186 km deep · 34 km away
- 4.2147 km NNE of Calama, Chile · 3727 days ago · 136 km deep · 98 km away
- 4.393 km SW of Atocha, Bolivia · 3726 days ago · 238 km deep · 78 km away
Before
Earthquakes todayBolivia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10005j4y. Read Wed, Sep 30, 2026, 10:16 AM UTC.