Chile earthquakes

M4.5 earthquake 31 km ENE of Calama, Chile

A magnitude 4.5 earthquake struck 31 km ENE of Calama, Chile on Wed, Aug 7, 2013, 3:18 AM GMT-4 (07:18 UTC), 125 km (78 mi) below the surface.

A larger quake followed: M5.8 39 km ENE 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2013-08-07 07:18:39 UTC
Depth
125.1 km (77.7 mi), intermediate-depth
Epicenter
22.342° S, 68.642° W
Region
Chile
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

ML 4.1 (GUC).

From the USGS event page for usb000ix9q. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.20
Depth from
FROM_LOCATION
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 3 in the 30 days before it.

After

  1. 4.660 km S of Calama, Chile · 4800 days ago · 103 km deep · 81 km away
  2. 5.3118 km NNE of Calama, Chile · 4792 days ago · 116 km deep · 100 km away
  3. 5.839 km ENE of Calama, Chile · 4788 days ago · 111 km deep · 9 km away · felt by 8
  4. 4.342 km SW of San Pedro de Atacama, Chile · 4782 days ago · 144 km deep · 91 km away
  5. 4.521 km S of San Pedro de Atacama, Chile · 4770 days ago · 173 km deep · 98 km away
  6. 4.711 km NNE of Calama, Chile · 4761 days ago · 103 km deep · 25 km away
  7. 5.238 km NNE of San Pedro de Atacama, Chile · 4755 days ago · 117 km deep · 66 km away
  8. 3.785 km NNE of Calama, Chile · 4751 days ago · 121 km deep · 67 km away
  9. 4.425 km SSE of Calama, Chile · 4744 days ago · 102 km deep · 42 km away

Before

  1. 4.066 km WSW of San Pedro de Atacama, Chile · 4814 days ago · 101 km deep · 90 km away
  2. 4.340 km WSW of San Pedro de Atacama, Chile · 4814 days ago · 143 km deep · 76 km away
  3. 4.789 km NNE of Calama, Chile · 4832 days ago · 123 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usb000ix9q. Read Fri, Oct 2, 2026, 11:54 AM UTC.