Chile earthquakes

M4.4 earthquake 79 km ENE of Tocopilla, Chile

A magnitude 4.4 earthquake struck 79 km ENE of Tocopilla, Chile on Wed, Apr 25, 2018, 10:20 AM GMT-3 (13:20 UTC), 85 km (53 mi) below the surface.

A larger quake followed: M4.5 66 km NNE of Calama, Chile. This one was a foreshock.

Tocopilla 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
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-04-25 13:20:43 UTC
Depth
84.5 km (52.5 mi), intermediate-depth
Epicenter
21.848° S, 69.479° 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 5.8 km horizontally, 7.2 km in depth
Magnitude uncertainty
±0.38
Depth from
From location
Station coverage gap
57°
Stations used
26

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 4 in the 30 days before it.

After

  1. 4.059 km NNE of Calama, Chile · 3071 days ago · 102 km deep · 77 km away
  2. 4.054 km NE of Calama, Chile · 3064 days ago · 120 km deep · 91 km away
  3. 4.255 km NNE of Calama, Chile · 3043 days ago · 128 km deep · 89 km away
  4. 4.1120 km N of Calama, Chile · 3042 days ago · 123 km deep · 79 km away
  5. 4.566 km NNE of Calama, Chile · 3042 days ago · 106 km deep · 76 km away
  6. 4.0108 km NNE of Calama, Chile · 3035 days ago · 139 km deep · 97 km away
  7. 4.2131 km N of Calama, Chile · 3035 days ago · 133 km deep · 91 km away
  8. 4.2123 km N of Calama, Chile · 3034 days ago · 138 km deep · 91 km away
  9. 4.386 km NNE of Tocopilla, Chile · 3024 days ago · 56 km deep · 75 km away
  10. 4.251 km N of Calama, Chile · 3021 days ago · 88 km deep · 51 km away

Before

  1. 4.358 km NE of Calama, Chile · 3085 days ago · 116 km deep · 94 km away
  2. 5.0114 km N of Calama, Chile · 3089 days ago · 104 km deep · 80 km away · felt by 2
  3. 4.18 km NNE of Calama, Chile · 3098 days ago · 109 km deep · 85 km away
  4. 4.519 km SSW of Calama, Chile · 3105 days ago · 101 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000drzu. Read Thu, Oct 1, 2026, 6:28 AM UTC.