M4.3 earthquake 87 km NNE of Calama, Chile
A magnitude 4.3 earthquake struck 87 km NNE of Calama, Chile on Mon, Jan 15, 2018, 1:58 AM GMT-3 (04:58 UTC), 119 km (74 mi) below the surface.
A larger quake followed: M4.6 138 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
- 4.3 (mwr), light
- Local time
- UTC
- 2018-01-15 04:58:40 UTC
- Depth
- 118.6 km (73.7 mi), intermediate-depth
- Epicenter
- 21.709° S, 68.642° 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 3.8 km horizontally, 5.5 km in depth
- Depth from
- From location
- Station coverage gap
- 37°
- Stations used
- 71
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 5 in the 30 days before it.
After
- 4.361 km NNE of Calama, Chile · 3171 days ago · 120 km deep · 26 km away
- 4.422 km NNE of Calama, Chile · 3170 days ago · 117 km deep · 65 km away
- 4.5152 km N of Calama, Chile · 3163 days ago · 146 km deep · 70 km away
- 4.182 km NNE of Calama, Chile · 3146 days ago · 124 km deep · 12 km away
- 4.1125 km NNE of Calama, Chile · 3141 days ago · 134 km deep · 38 km away
- 4.229 km ENE of Calama, Chile · 3130 days ago · 118 km deep · 72 km away
- 4.340 km NE of Calama, Chile · 3126 days ago · 123 km deep · 53 km away
- 4.6138 km SW of Uyuni, Bolivia · 3121 days ago · 169 km deep · 96 km away
Before
- 4.5113 km N of Calama, Chile · 3182 days ago · 119 km deep · 37 km away
- 4.3110 km NNE of Calama, Chile · 3191 days ago · 141 km deep · 23 km away
- 4.5138 km N of Calama, Chile · 3196 days ago · 119 km deep · 56 km away
- 4.3106 km NNE of Calama, Chile · 3201 days ago · 126 km deep · 27 km away
- 4.5148 km N of Calama, Chile · 3206 days ago · 138 km deep · 65 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000cjma. Read Wed, Sep 30, 2026, 11:47 PM UTC.