Chile earthquakes

M4.0 earthquake 134 km N of Calama, Chile

A magnitude 4.0 earthquake struck 134 km N of Calama, Chile on Tue, Dec 29, 2020, 3:49 AM GMT-3 (06:49 UTC), 132 km (82 mi) below the surface.

A larger quake followed: M4.9 82 km NNE 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
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-12-29 06:49:35 UTC
Depth
132.1 km (82.1 mi), intermediate-depth
Epicenter
21.247° S, 68.800° 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 6.6 km horizontally, 2.2 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
47°
Stations used
29

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 13 in the 30 days before it.

After

  1. 4.3114 km SE of Iquique, Chile · 2094 days ago · 96 km deep · 74 km away · felt by 1
  2. 4.1156 km ESE of Iquique, Chile · 2091 days ago · 106 km deep · 36 km away
  3. 4.982 km NNE of Calama, Chile · 2091 days ago · 117 km deep · 55 km away · felt by 1
  4. 4.1149 km N of Calama, Chile · 2072 days ago · 127 km deep · 19 km away
  5. 4.4139 km WSW of Uyuni, Bolivia · 2068 days ago · 167 km deep · 88 km away
  6. 4.2136 km SE of Iquique, Chile · 2065 days ago · 108 km deep · 45 km away · felt by 2
  7. 4.1159 km WSW of Colchani, Bolivia · 2056 days ago · 165 km deep · 67 km away
  8. 4.361 km NE of Calama, Chile · 2053 days ago · 135 km deep · 88 km away · felt by 1
  9. 4.3144 km N of Calama, Chile · 2052 days ago · 131 km deep · 10 km away · felt by 2
  10. 4.5150 km N of Calama, Chile · 2051 days ago · 145 km deep · 19 km away · felt by 1

Before

  1. 4.2134 km NNE of Calama, Chile · 2107 days ago · 135 km deep · 25 km away · felt by 2
  2. 4.249 km NNE of Calama, Chile · 2113 days ago · 118 km deep · 86 km away
  3. 4.055 km NNE of Calama, Chile · 2113 days ago · 121 km deep · 85 km away
  4. 4.3144 km SW of Colchani, Bolivia · 2118 days ago · 185 km deep · 80 km away
  5. 6.075 km NNE of Calama, Chile · 2120 days ago · 114 km deep · 63 km away · felt by 38
  6. 4.3149 km ESE of Iquique, Chile · 2120 days ago · 104 km deep · 49 km away
  7. 4.5107 km ESE of Iquique, Chile · 2124 days ago · 114 km deep · 82 km away · felt by 6
  8. 4.6145 km N of Calama, Chile · 2125 days ago · 119 km deep · 15 km away · felt by 1
  9. 6.1115 km E of Iquique, Chile · 2128 days ago · 105 km deep · 99 km away · felt by 104
  10. 4.2115 km N of Calama, Chile · 2128 days ago · 118 km deep · 19 km away
  11. 4.6132 km N of Calama, Chile · 2131 days ago · 116 km deep · 11 km away
  12. 4.2107 km NNE of Calama, Chile · 2133 days ago · 115 km deep · 42 km away
  13. 4.2104 km NNE of Calama, Chile · 2134 days ago · 138 km deep · 44 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000d3xh. Read Sun, Oct 4, 2026, 6:39 AM UTC.