Chile earthquakes

M4.3 earthquake 136 km N of Calama, Chile

A magnitude 4.3 earthquake struck 136 km N of Calama, Chile on Wed, Oct 6, 2010, 11:11 PM GMT-4 (03:11 UTC), 124 km (77 mi) below the surface.

A larger quake followed: M5.8 163 km WSW of Colchani, Bolivia. This one was a foreshock.

Calama forecastMore in Chile

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.3 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2010-10-07 03:11:47 UTC
Depth
123.7 km (76.9 mi), intermediate-depth
Epicenter
21.238° S, 68.698° W
Region
Chile
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

no people dead or missing; no people injured; no buildings damaged or destroyed

From the USGS event page for usp000hmq5. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Station coverage gap
130°
Stations used
17

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.4113 km SE of Iquique, Chile · 5837 days ago · 113 km deep · 76 km away
  2. 4.4148 km NNE of Calama, Chile · 5837 days ago · 100 km deep · 16 km away
  3. 4.1123 km N of Calama, Chile · 5831 days ago · 117 km deep · 25 km away
  4. 5.8163 km WSW of Colchani, Bolivia · 5826 days ago · 132 km deep · 52 km away · felt by 11
  5. 4.4126 km NNE of Calama, Chile · 5814 days ago · 136 km deep · 21 km away
  6. 4.0163 km NNE of Calama, Chile · 5799 days ago · 122 km deep · 47 km away
  7. 4.599 km NE of Calama, Chile · 5786 days ago · 101 km deep · 64 km away
  8. 4.846 km NNE of Calama, Chile · 5786 days ago · 108 km deep · 96 km away

Before

  1. 4.6163 km NNE of Calama, Chile · 5853 days ago · 110 km deep · 42 km away
  2. 5.0160 km NNE of Calama, Chile · 5853 days ago · 94 km deep · 54 km away
  3. 4.9142 km ESE of Iquique, Chile · 5854 days ago · 105 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000hmq5. Read Mon, Oct 5, 2026, 5:38 AM UTC.