Chile earthquakes

M3.9 earthquake 70 km NNE of Calama, Chile

A magnitude 3.9 earthquake struck 70 km NNE of Calama, Chile on Mon, Apr 28, 2008, 8:25 PM GMT-4 (00:25 UTC), 131 km (81 mi) below the surface.

A larger quake followed: M5.3 103 km NE of Calama, Chile. 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
3.9 (mb), minor
Local time
UTC
2008-04-29 00:25:03 UTC
Depth
131.1 km (81.5 mi), intermediate-depth
Epicenter
21.854° S, 68.702° 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.

Station coverage gap
101°
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 3.987 km NNE of Calama, Chile · 6727 days ago · 112 km deep · 23 km away
  2. 3.4124 km NE of Calama, Chile · 6727 days ago · 109 km deep · 66 km away
  3. 3.9124 km NNE of Calama, Chile · 6723 days ago · 115 km deep · 54 km away
  4. 3.990 km NNE of San Pedro de Atacama, Chile · 6720 days ago · 112 km deep · 87 km away
  5. 5.052 km N of Calama, Chile · 6720 days ago · 111 km deep · 20 km away
  6. 3.553 km NE of Calama, Chile · 6718 days ago · 113 km deep · 37 km away
  7. 4.853 km ENE of Calama, Chile · 6717 days ago · 115 km deep · 58 km away
  8. 3.9111 km N of Calama, Chile · 6717 days ago · 151 km deep · 43 km away
  9. 3.7104 km NNE of Calama, Chile · 6714 days ago · 131 km deep · 36 km away
  10. 4.1167 km N of Calama, Chile · 6708 days ago · 110 km deep · 99 km away
  11. 4.143 km E of Calama, Chile · 6702 days ago · 115 km deep · 68 km away
  12. 5.3103 km NE of Calama, Chile · 6699 days ago · 124 km deep · 41 km away
  13. 4.142 km NW of San Pedro de Atacama, Chile · 6690 days ago · 99 km deep · 93 km away
  14. 4.6118 km NE of Calama, Chile · 6682 days ago · 113 km deep · 55 km away
  15. 4.649 km ENE of Calama, Chile · 6682 days ago · 104 km deep · 47 km away

Before

  1. 3.8150 km N of Calama, Chile · 6740 days ago · 130 km deep · 82 km away
  2. 4.0134 km NNE of Calama, Chile · 6743 days ago · 120 km deep · 65 km away
  3. 4.227 km SW of Calama, Chile · 6750 days ago · 86 km deep · 97 km away
  4. 3.583 km NE of Calama, Chile · 6752 days ago · 116 km deep · 30 km away
  5. 3.8109 km N of Calama, Chile · 6757 days ago · 106 km deep · 49 km away
  6. 3.998 km NNE of Calama, Chile · 6759 days ago · 130 km deep · 29 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000g52j. Read Wed, Sep 30, 2026, 4:52 PM UTC.