Chile earthquakes

M4.4 earthquake 54 km NE of Calama, Chile

A magnitude 4.4 earthquake struck 54 km NE of Calama, Chile on Wed, Aug 22, 2018, 9:49 AM GMT-3 (12:49 UTC), 106 km (66 mi) below the surface.

A larger quake followed: M4.7 44 km ESE 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
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-08-22 12:49:57 UTC
Depth
105.7 km (65.6 mi), intermediate-depth
Epicenter
22.146° S, 68.520° 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, 6.4 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
45°
Stations used
48

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 2 in the 30 days before it.

After

  1. 4.328 km NW of San Pedro de Atacama, Chile · 2955 days ago · 111 km deep · 69 km away
  2. 4.368 km N of Calama, Chile · 2954 days ago · 117 km deep · 47 km away
  3. 4.482 km NNE of Calama, Chile · 2951 days ago · 129 km deep · 35 km away
  4. 4.384 km NNE of Calama, Chile · 2948 days ago · 125 km deep · 42 km away · felt by 1
  5. 4.275 km N of Calama, Chile · 2936 days ago · 108 km deep · 48 km away
  6. 4.535 km SSE of Calama, Chile · 2936 days ago · 118 km deep · 75 km away
  7. 4.5119 km NNE of Calama, Chile · 2927 days ago · 115 km deep · 73 km away
  8. 4.6117 km NE of Calama, Chile · 2926 days ago · 115 km deep · 67 km away
  9. 4.327 km ESE of Calama, Chile · 2921 days ago · 119 km deep · 46 km away
  10. 4.744 km ESE of Calama, Chile · 2904 days ago · 106 km deep · 55 km away · felt by 3

Before

  1. 4.486 km NE of Calama, Chile · 2974 days ago · 111 km deep · 36 km away
  2. 4.496 km NE of Calama, Chile · 2986 days ago · 112 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000gfbe. Read Thu, Oct 1, 2026, 10:36 AM UTC.