M4.3 earthquake 25 km ESE of Calama, Chile
A magnitude 4.3 earthquake struck 25 km ESE of Calama, Chile on Wed, Oct 14, 2015, 9:56 AM GMT-3 (12:56 UTC), 109 km (68 mi) below the surface.
A larger quake followed: M5.8 43 km SSW of San Pedro de Atacama, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 2015-10-14 12:56:09 UTC
- Depth
- 108.8 km (67.6 mi), intermediate-depth
- Epicenter
- 22.575° S, 68.710° 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 3.9 km horizontally, 5.2 km in depth
- Magnitude uncertainty
- ±0.24
- 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: 9 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.531 km S of Calama, Chile · 4002 days ago · 111 km deep · 33 km away
- 4.771 km NE of San Pedro de Atacama, Chile · 3996 days ago · 156 km deep · 98 km away
- 4.164 km NNE of Calama, Chile · 3992 days ago · 114 km deep · 73 km away
- 4.694 km S of Calama, Chile · 3989 days ago · 62 km deep · 90 km away · felt by 1
- 5.843 km SSW of San Pedro de Atacama, Chile · 3985 days ago · 111 km deep · 81 km away · felt by 16
- 5.333 km NE of Calama, Chile · 3976 days ago · 109 km deep · 39 km away · felt by 3
- 4.031 km NNE of Calama, Chile · 3976 days ago · 113 km deep · 42 km away
- 4.131 km WNW of San Pedro de Atacama, Chile · 3957 days ago · 104 km deep · 35 km away
- 4.214 km ESE of Calama, Chile · 3953 days ago · 87 km deep · 12 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10003nkp. Read Tue, Sep 29, 2026, 1:55 PM UTC.