Chile earthquakes

M4.9 earthquake Antofagasta, Chile

A magnitude 4.9 earthquake struck in Antofagasta, Chile on Sun, Dec 20, 2020, 8:36 PM GMT-3 (23:36 UTC), 106 km (66 mi) below the surface.

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
4.9 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-12-20 23:36:04 UTC
Depth
106.1 km (65.9 mi), intermediate-depth
Epicenter
22.706° S, 68.705° W
Region
Chile
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.9 km horizontally, 3.9 km in depth
Depth from
From location
Station coverage gap
62°
Stations used
414

Nearest places

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

Nearby

Within 100 km, magnitude 1.9 and up: 8 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.249 km NNE of Calama, Chile · 2112 days ago · 118 km deep · 77 km away
  2. 4.229 km E of Calama, Chile · 2108 days ago · 111 km deep · 31 km away
  3. 4.366 km NE of San Pedro de Atacama, Chile · 2106 days ago · 192 km deep · 98 km away · felt by 1
  4. 4.587 km SW of San Pedro de Atacama, Chile · 2101 days ago · 112 km deep · 89 km away
  5. 4.036 km SSE of Calama, Chile · 2100 days ago · 113 km deep · 8 km away
  6. 4.595 km SW of San Pedro de Atacama, Chile · 2100 days ago · 96 km deep · 90 km away
  7. 4.259 km SSW of San Pedro de Atacama, Chile · 2095 days ago · 109 km deep · 75 km away
  8. 4.845 km E of Calama, Chile · 2092 days ago · 105 km deep · 34 km away

Before

  1. 4.055 km NNE of Calama, Chile · 2113 days ago · 121 km deep · 78 km away
  2. 4.348 km ENE of San Pedro de Atacama, Chile · 2116 days ago · 166 km deep · 97 km away
  3. 4.120 km SSE of San Pedro de Atacama, Chile · 2119 days ago · 130 km deep · 71 km away
  4. 6.075 km NNE of Calama, Chile · 2119 days ago · 114 km deep · 100 km away · felt by 38
  5. 4.165 km NE of Calama, Chile · 2135 days ago · 138 km deep · 81 km away
  6. 4.224 km E of Calama, Chile · 2139 days ago · 114 km deep · 27 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000cst0. Read Sat, Oct 3, 2026, 10:52 AM UTC.