M4.5 earthquake 136 km N of Calama, Chile
A magnitude 4.5 earthquake struck 136 km N of Calama, Chile on Mon, Feb 3, 1986, 2:26 PM GMT-3 (17:26 UTC), 111 km (69 mi) below the surface.
A larger quake followed: M4.6 145 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
- 4.5 (mb), light
- Local time
- UTC
- 1986-02-03 17:26:24 UTC
- Depth
- 111.3 km (69.2 mi), intermediate-depth
- Epicenter
- 21.245° S, 68.699° 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 1.5 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.6145 km NNE of Calama, Chile · 14835 days ago · 123 km deep · 22 km away
- 4.6138 km SE of Iquique, Chile · 14788 days ago · 117 km deep · 56 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002qpp. Read Sat, Sep 26, 2026, 10:20 AM UTC.