M4.6 earthquake 112 km NNE of Calama, Chile
A magnitude 4.6 earthquake struck 112 km NNE of Calama, Chile on Thu, Dec 29, 2016, 5:31 AM GMT-3 (08:31 UTC), 115 km (72 mi) below the surface.
A larger quake followed: M5.8 77 km NNE 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
- 4.6 (mb), light
- Local time
- UTC
- 2016-12-29 08:31:06 UTC
- Depth
- 115.2 km (71.6 mi), intermediate-depth
- Epicenter
- 21.590° S, 68.363° 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 2.7 km horizontally, 5.3 km in depth
- Magnitude uncertainty
- ±0.06
- Depth from
- From location
- Station coverage gap
- 32°
- Stations used
- 129
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 11 in the 60 days after this one and 4 in the 30 days before it.
After
- 5.877 km NNE of San Pedro de Atacama, Chile · 3554 days ago · 172 km deep · 100 km away · felt by 7
- 4.1134 km NNE of Calama, Chile · 3552 days ago · 126 km deep · 47 km away
- 4.3126 km SSW of Uyuni, Bolivia · 3538 days ago · 211 km deep · 93 km away
- 4.3134 km N of Calama, Chile · 3535 days ago · 127 km deep · 56 km away
- 4.0107 km N of Calama, Chile · 3534 days ago · 118 km deep · 62 km away
- 4.942 km E of Calama, Chile · 3533 days ago · 93 km deep · 100 km away
- 4.3138 km N of Calama, Chile · 3524 days ago · 131 km deep · 72 km away
- 4.1157 km WSW of Uyuni, Bolivia · 3521 days ago · 182 km deep · 47 km away
- 4.3103 km NE of Calama, Chile · 3514 days ago · 134 km deep · 12 km away
- 4.278 km NE of Calama, Chile · 3513 days ago · 98 km deep · 39 km away
- 4.243 km NNE of Calama, Chile · 3511 days ago · 105 km deep · 68 km away
Before
- 4.688 km NNE of San Pedro de Atacama, Chile · 3565 days ago · 197 km deep · 96 km away
- 4.141 km NNW of Calama, Chile · 3584 days ago · 107 km deep · 88 km away
- 4.0102 km NNE of Calama, Chile · 3584 days ago · 112 km deep · 10 km away
- 4.8160 km NNE of Calama, Chile · 3591 days ago · 103 km deep · 65 km away · felt by 1
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10007ni1. Read Wed, Sep 30, 2026, 5:35 PM UTC.