M4.1 earthquake 64 km NNE of Calama, Chile
A magnitude 4.1 earthquake struck 64 km NNE of Calama, Chile on Sun, Oct 25, 2015, 6:51 PM GMT-3 (21:51 UTC), 114 km (71 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
- 4.1 (mb), light
- Local time
- UTC
- 2015-10-25 21:51:37 UTC
- Depth
- 113.9 km (70.8 mi), intermediate-depth
- Epicenter
- 21.916° S, 68.680° 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 5.0 km horizontally, 5.0 km in depth
- Magnitude uncertainty
- ±0.21
- Depth from
- From location
- Station coverage gap
- 51°
- Stations used
- 30
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 3 in the 30 days before it.
After
- 5.333 km NE of Calama, Chile · 3976 days ago · 109 km deep · 35 km away · felt by 3
- 4.031 km NNE of Calama, Chile · 3976 days ago · 113 km deep · 33 km away
- 4.1150 km NNE of Calama, Chile · 3976 days ago · 139 km deep · 88 km away
- 4.7151 km NNE of Calama, Chile · 3969 days ago · 131 km deep · 87 km away
- 4.1162 km NNE of Calama, Chile · 3969 days ago · 129 km deep · 100 km away
- 4.214 km ESE of Calama, Chile · 3953 days ago · 87 km deep · 69 km away
- 4.8134 km NNE of Calama, Chile · 3942 days ago · 119 km deep · 71 km away
- 4.172 km NNE of Calama, Chile · 3941 days ago · 106 km deep · 8 km away
- 4.1155 km N of Calama, Chile · 3934 days ago · 108 km deep · 97 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10003rcq. Read Tue, Sep 29, 2026, 4:32 PM UTC.