M3.9 earthquake 50 km NE of Calama, Chile
A magnitude 3.9 earthquake struck 50 km NE of Calama, Chile on Sun, Sep 21, 2008, 2:15 AM GMT-4 (06:15 UTC), 108 km (67 mi) below the surface.
A larger quake followed: M4.2 120 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
- 3.9 (m), minor
- Local time
- UTC
- 2008-09-21 06:15:00 UTC
- Depth
- 108.1 km (67.2 mi), intermediate-depth
- Epicenter
- 22.103° S, 68.619° 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
- 150°
- Stations used
- 4
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 7 in the 30 days before it.
After
- 3.6144 km NNE of Calama, Chile · 6574 days ago · 134 km deep · 95 km away
- 3.686 km NNE of Calama, Chile · 6570 days ago · 124 km deep · 40 km away
- 3.788 km NNE of Calama, Chile · 6566 days ago · 133 km deep · 42 km away
- 4.2120 km N of Calama, Chile · 6559 days ago · 111 km deep · 81 km away
- 4.1114 km N of Calama, Chile · 6558 days ago · 126 km deep · 75 km away
- 3.838 km W of San Pedro de Atacama, Chile · 6557 days ago · 106 km deep · 87 km away
- 3.991 km NNE of Calama, Chile · 6532 days ago · 126 km deep · 43 km away
Before
- 3.877 km NNE of Calama, Chile · 6583 days ago · 124 km deep · 29 km away
- 4.579 km NE of Calama, Chile · 6591 days ago · 94 km deep · 29 km away
- 4.523 km ESE of Calama, Chile · 6593 days ago · 93 km deep · 51 km away
- 3.9101 km N of Calama, Chile · 6597 days ago · 76 km deep · 73 km away
- 3.6122 km NNE of Calama, Chile · 6601 days ago · 107 km deep · 76 km away
- 4.776 km ENE of Calama, Chile · 6603 days ago · 127 km deep · 42 km away
- 3.934 km NE of Calama, Chile · 6606 days ago · 92 km deep · 17 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000ghf4. Read Tue, Sep 29, 2026, 2:40 PM UTC.