M4.7 earthquake 73 km N of Calama, Chile
A magnitude 4.7 earthquake struck 73 km N of Calama, Chile on Fri, Dec 26, 1986, 9:45 PM GMT-3 (00:45 UTC), 101 km (63 mi) below the surface.
A larger quake followed: M4.8 46 km NNW 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
- 4.7 (mb), light
- Local time
- UTC
- 1986-12-27 00:45:32 UTC
- Depth
- 101.1 km (62.8 mi), intermediate-depth
- Epicenter
- 21.792° S, 68.951° 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.
- Depth from
- CONSTRAINED_BY_DEPTH_PHASES
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.354 km NNE of Calama, Chile · 14504 days ago · 109 km deep · 26 km away
- 4.846 km NNW of San Pedro de Atacama, Chile · 14479 days ago · 117 km deep · 100 km away
- 4.798 km NE of Calama, Chile · 14467 days ago · 130 km deep · 64 km away
- 4.4111 km NNE of Calama, Chile · 14466 days ago · 143 km deep · 62 km away
- 5.175 km NE of Calama, Chile · 14456 days ago · 122 km deep · 69 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0003160. Read Tue, Sep 22, 2026, 5:21 PM UTC.