M4.1 earthquake 48 km S of Calama, Chile
A magnitude 4.1 earthquake struck 48 km S of Calama, Chile on Mon, Feb 12, 2018, 8:48 AM GMT-3 (11:48 UTC), 103 km (64 mi) below the surface.
A larger quake followed: M4.5 51 km E 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
- 4.1 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-02-12 11:48:02 UTC
- Depth
- 103.5 km (64.3 mi), intermediate-depth
- Epicenter
- 22.891° S, 68.859° 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 7.1 km horizontally, 4.0 km in depth
- Magnitude uncertainty
- ±0.17
- Depth from
- From location
- Station coverage gap
- 89°
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.371 km S of Calama, Chile · 3130 days ago · 108 km deep · 25 km away
- 4.229 km ENE of Calama, Chile · 3130 days ago · 118 km deep · 63 km away
- 4.464 km SSW of Calama, Chile · 3128 days ago · 122 km deep · 32 km away · felt by 1
- 4.340 km NE of Calama, Chile · 3126 days ago · 123 km deep · 81 km away
- 4.3101 km S of Calama, Chile · 3120 days ago · 88 km deep · 57 km away
- 4.551 km E of Calama, Chile · 3112 days ago · 116 km deep · 66 km away
- 4.519 km SSW of Calama, Chile · 3104 days ago · 101 km deep · 34 km away
- 4.18 km NNE of Calama, Chile · 3098 days ago · 109 km deep · 56 km away
- 4.420 km ESE of San Pedro de Atacama, Chile · 3097 days ago · 131 km deep · 86 km away
- 4.445 km NNE of San Pedro de Atacama, Chile · 3096 days ago · 140 km deep · 90 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000d0vp. Read Thu, Oct 1, 2026, 3:24 AM UTC.