M4.9 earthquake 156 km W of Colchani, Bolivia
A magnitude 4.9 earthquake struck 156 km W of Colchani, Bolivia on Wed, Dec 8, 1976, 11:47 PM GMT-3 (02:47 UTC), 73 km (45 mi) below the surface.
A larger quake followed: M5.6 172 km WSW of Colchani, Bolivia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1976-12-09 02:47:34 UTC
- Depth
- 73.0 km (45.4 mi), intermediate-depth
- Epicenter
- 20.515° S, 68.415° 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.
- Stations used
- 21
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 7 in the 60 days after this one and 11 in the 30 days before it.
After
- 4.8174 km NNE of Calama, Chile · 18181 days ago · 77 km deep · 48 km away
- 5.6172 km WSW of Colchani, Bolivia · 18176 days ago · 57 km deep · 44 km away
- 4.6151 km ESE of Iquique, Chile · 18174 days ago · 111 km deep · 54 km away
- 5.8149 km NNE of Calama, Chile · 18165 days ago · 89 km deep · 72 km away
- 4.9175 km WSW of Colchani, Bolivia · 18159 days ago · 136 km deep · 27 km away
- 4.7126 km ESE of Iquique, Chile · 18155 days ago · 101 km deep · 71 km away
- 4.9102 km WSW of Colchani, Bolivia · 18149 days ago · 152 km deep · 55 km away
Before
- 5.6167 km W of Colchani, Bolivia · 18189 days ago · 72 km deep · 19 km away
- 5.2164 km W of Colchani, Bolivia · 18190 days ago · 78 km deep · 10 km away
- 5.4162 km ESE of Iquique, Chile · 18191 days ago · 71 km deep · 23 km away
- 4.7122 km ESE of Iquique, Chile · 18193 days ago · 91 km deep · 66 km away
- 4.6153 km N of Calama, Chile · 18193 days ago · 119 km deep · 73 km away
- 4.3146 km NNE of Calama, Chile · 18193 days ago · 89 km deep · 79 km away
- 4.9158 km ESE of Iquique, Chile · 18193 days ago · 60 km deep · 51 km away
- 5.1157 km E of Iquique, Chile · 18194 days ago · 81 km deep · 28 km away
- 4.5145 km ESE of Iquique, Chile · 18194 days ago · 59 km deep · 44 km away
- 5.2163 km E of Iquique, Chile · 18194 days ago · 92 km deep · 22 km away
- 6.5132 km ESE of Iquique, Chile · 18194 days ago · 82 km deep · 52 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000kpc. Read Tue, Sep 22, 2026, 8:24 PM UTC.