M4.6 earthquake 112 km N of Calama, Chile
A magnitude 4.6 earthquake struck 112 km N of Calama, Chile on Wed, Aug 26, 1987, 9:45 AM GMT-4 (13:45 UTC), 164 km (102 mi) below the surface.
A larger quake followed: M5.1 96 km SSE of Iquique, 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
- 1987-08-26 13:45:49 UTC
- Depth
- 163.9 km (101.8 mi), intermediate-depth
- Epicenter
- 21.449° S, 69.037° 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
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.995 km NNW of Calama, Chile · 14229 days ago · 102 km deep · 35 km away
- 5.196 km SSE of Iquique, Chile · 14223 days ago · 74 km deep · 97 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00037um. Read Wed, Sep 30, 2026, 4:38 AM UTC.