M4.1 earthquake 90 km SSW of Calama, Chile
A magnitude 4.1 earthquake struck 90 km SSW of Calama, Chile on Thu, Dec 13, 2018, 8:01 PM GMT-3 (23:01 UTC), 94 km (58 mi) below the surface.
A larger quake followed: M4.8 111 km SSW 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
- 2018-12-13 23:01:39 UTC
- Depth
- 93.9 km (58.4 mi), intermediate-depth
- Epicenter
- 23.217° S, 69.242° 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 5.1 km horizontally, 8.5 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 55°
- Stations used
- 47
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.8111 km SSW of Calama, Chile · 2846 days ago · 83 km deep · 21 km away
- 4.176 km WSW of San Pedro de Atacama, Chile · 2843 days ago · 106 km deep · 43 km away
- 4.376 km ENE of Antofagasta, Chile · 2841 days ago · 76 km deep · 52 km away
- 4.479 km SSW of Calama, Chile · 2832 days ago · 94 km deep · 13 km away
- 4.222 km SW of Calama, Chile · 2815 days ago · 115 km deep · 69 km away
- 4.172 km SW of Calama, Chile · 2796 days ago · 114 km deep · 27 km away
- 4.246 km SSE of Calama, Chile · 2791 days ago · 104 km deep · 68 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000iv22. Read Fri, Oct 2, 2026, 2:21 AM UTC.