M4.4 earthquake 107 km NNE of Calama, Chile
A magnitude 4.4 earthquake struck 107 km NNE of Calama, Chile on Thu, Sep 17, 2015, 6:41 AM GMT-3 (09:41 UTC), 127 km (79 mi) below the surface.
A larger quake followed: M5.3 33 km NE 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
- 4.4 (mb), light
- Local time
- UTC
- 2015-09-17 09:41:13 UTC
- Depth
- 127.4 km (79.2 mi), intermediate-depth
- Epicenter
- 21.592° S, 68.459° 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.
- Location uncertainty
- About 6.8 km horizontally, 6.1 km in depth
- Magnitude uncertainty
- ±0.27
- Stations used
- 0
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
- 4.1138 km N of Calama, Chile · 4023 days ago · 114 km deep · 49 km away
- 4.6155 km ESE of Iquique, Chile · 4021 days ago · 100 km deep · 93 km away
- 4.3Chile-Bolivia border region · 3998 days ago · 125 km deep · 50 km away
- 4.164 km NNE of Calama, Chile · 3992 days ago · 114 km deep · 43 km away
- 5.333 km NE of Calama, Chile · 3976 days ago · 109 km deep · 75 km away · felt by 3
- 4.031 km NNE of Calama, Chile · 3976 days ago · 113 km deep · 75 km away
- 4.1150 km NNE of Calama, Chile · 3975 days ago · 139 km deep · 53 km away
Before
- 4.060 km NNE of Calama, Chile · 4034 days ago · 102 km deep · 48 km away
- 4.291 km NNE of Calama, Chile · 4035 days ago · 138 km deep · 16 km away
- 4.475 km NE of Calama, Chile · 4047 days ago · 120 km deep · 35 km away
- 4.152 km NNE of Calama, Chile · 4047 days ago · 137 km deep · 57 km away
- 4.483 km NNE of Calama, Chile · 4048 days ago · 126 km deep · 24 km away
- 4.693 km NNE of Calama, Chile · 4054 days ago · 120 km deep · 14 km away
- 4.068 km NNE of Calama, Chile · 4055 days ago · 115 km deep · 39 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20003kjn. Read Tue, Sep 29, 2026, 2:41 PM UTC.