M4.8 earthquake 144 km NNE of Calama, Chile
A magnitude 4.8 earthquake struck 144 km NNE of Calama, Chile on Thu, Mar 26, 1987, 8:29 AM GMT-3 (11:29 UTC), 117 km (73 mi) below the surface.
A larger quake followed: M5.1 127 km N 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
- 4.8 (mb), light
- Local time
- UTC
- 1987-03-26 11:29:55 UTC
- Depth
- 117.4 km (72.9 mi), intermediate-depth
- Epicenter
- 21.183° S, 68.626° 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 1.8 and up: 7 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.1127 km N of Calama, Chile · 14416 days ago · 194 km deep · 18 km away
- 4.2163 km ESE of Iquique, Chile · 14411 days ago · 129 km deep · 41 km away
- 4.6160 km N of Calama, Chile · 14401 days ago · 136 km deep · 17 km away
- 4.4126 km N of Calama, Chile · 14399 days ago · 137 km deep · 32 km away
- 4.3163 km NNE of Calama, Chile · 14394 days ago · 157 km deep · 20 km away
- 5.4111 km NE of Calama, Chile · 14378 days ago · 78 km deep · 71 km away
- 4.4127 km N of Calama, Chile · 14368 days ago · 126 km deep · 41 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00033nf. Read Tue, Sep 22, 2026, 9:28 PM UTC.