M4.0 earthquake 41 km S of Calama, Chile
A magnitude 4.0 earthquake struck 41 km S of Calama, Chile on Sun, Dec 10, 2017, 11:12 AM GMT-3 (14:12 UTC), 110 km (69 mi) below the surface.
A larger quake followed: M4.4 22 km NNE of Calama, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-12-10 14:12:54 UTC
- Depth
- 110.3 km (68.5 mi), intermediate-depth
- Epicenter
- 22.832° S, 68.875° 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 5.5 km horizontally, 7.0 km in depth
- Magnitude uncertainty
- ±0.30
- Depth from
- From location
- Station coverage gap
- 60°
- Stations used
- 37
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.170 km S of Calama, Chile · 3215 days ago · 97 km deep · 29 km away
- 4.046 km SW of Calama, Chile · 3197 days ago · 83 km deep · 32 km away
- 4.319 km WNW of San Pedro de Atacama, Chile · 3196 days ago · 128 km deep · 53 km away
- 4.422 km NNE of Calama, Chile · 3171 days ago · 117 km deep · 63 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000c2l6. Read Thu, Oct 1, 2026, 1:39 PM UTC.