M3.8 earthquake 77 km NNE of Calama, Chile
A magnitude 3.8 earthquake struck 77 km NNE of Calama, Chile on Sat, Sep 20, 2008, 3:49 AM GMT-4 (07:49 UTC), 124 km (77 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
- 3.8 (mb), minor
- Local time
- UTC
- 2008-09-20 07:49:53 UTC
- Depth
- 123.6 km (76.8 mi), intermediate-depth
- Epicenter
- 21.854° S, 68.537° 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
- 102°
- Stations used
- 14
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 6 in the 30 days before it.
After
- 3.950 km NE of Calama, Chile · 6582 days ago · 108 km deep · 29 km away
- 3.6144 km NNE of Calama, Chile · 6573 days ago · 134 km deep · 67 km away
- 3.9148 km N of Calama, Chile · 6573 days ago · 134 km deep · 90 km away
- 3.686 km NNE of Calama, Chile · 6570 days ago · 124 km deep · 13 km away
- 3.788 km NNE of Calama, Chile · 6565 days ago · 133 km deep · 15 km away
- 4.2120 km N of Calama, Chile · 6558 days ago · 111 km deep · 56 km away
- 4.1114 km N of Calama, Chile · 6557 days ago · 126 km deep · 51 km away
- 3.991 km NNE of Calama, Chile · 6532 days ago · 126 km deep · 14 km away
Before
- 4.579 km NE of Calama, Chile · 6590 days ago · 94 km deep · 18 km away
- 4.523 km ESE of Calama, Chile · 6592 days ago · 93 km deep · 80 km away
- 3.9101 km N of Calama, Chile · 6596 days ago · 76 km deep · 59 km away
- 3.6122 km NNE of Calama, Chile · 6600 days ago · 107 km deep · 47 km away
- 4.776 km ENE of Calama, Chile · 6603 days ago · 127 km deep · 50 km away
- 3.934 km NE of Calama, Chile · 6606 days ago · 92 km deep · 46 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000ghdc. Read Tue, Sep 29, 2026, 2:14 AM UTC.