M4.6 earthquake 105 km NE of Calama, Chile
A magnitude 4.6 earthquake struck 105 km NE of Calama, Chile on Thu, Jun 18, 1987, 4:33 AM GMT-4 (08:33 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.7 149 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
- 4.6 (mb), light
- Local time
- UTC
- 1987-06-18 08:33:06 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 21.809° S, 68.175° 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
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 1 in the 60 days after this one and 1 in the 30 days before it.
After
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00035w3. Read Tue, Sep 22, 2026, 9:29 PM UTC.