Chile earthquakes

M4.1 earthquake 125 km NNE of Calama, Chile

A magnitude 4.1 earthquake struck 125 km NNE of Calama, Chile on Fri, Feb 23, 2018, 11:47 PM GMT-3 (02:47 UTC), 134 km (83 mi) below the surface.

A larger quake followed: M5.0 114 km N of Calama, Chile. This one was a foreshock.

Calama forecastMore in Chile

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-02-24 02:47:24 UTC
Depth
133.7 km (83.1 mi), intermediate-depth
Epicenter
21.384° S, 68.543° 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 4.1 km horizontally, 7.2 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
53°
Stations used
39

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.340 km NE of Calama, Chile · 3126 days ago · 123 km deep · 90 km away
  2. 4.6138 km SW of Uyuni, Bolivia · 3121 days ago · 169 km deep · 69 km away
  3. 4.5118 km N of Calama, Chile · 3115 days ago · 117 km deep · 18 km away
  4. 4.3153 km N of Calama, Chile · 3095 days ago · 155 km deep · 44 km away
  5. 4.4106 km NNE of Calama, Chile · 3092 days ago · 135 km deep · 24 km away
  6. 5.0114 km N of Calama, Chile · 3089 days ago · 104 km deep · 32 km away · felt by 2
  7. 4.358 km NE of Calama, Chile · 3085 days ago · 116 km deep · 72 km away
  8. 4.3114 km NNE of Calama, Chile · 3083 days ago · 136 km deep · 13 km away
  9. 4.4153 km NNE of Calama, Chile · 3082 days ago · 135 km deep · 31 km away
  10. 4.495 km NE of Calama, Chile · 3082 days ago · 130 km deep · 47 km away

Before

  1. 4.182 km NNE of Calama, Chile · 3146 days ago · 124 km deep · 45 km away
  2. 4.5152 km N of Calama, Chile · 3163 days ago · 146 km deep · 40 km away
  3. 4.361 km NNE of Calama, Chile · 3171 days ago · 120 km deep · 64 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000d7at. Read Thu, Oct 1, 2026, 3:24 AM UTC.