Chile earthquakes

M4.3 earthquake 12 km SE of Calama, Chile

A magnitude 4.3 earthquake struck 12 km SE of Calama, Chile on Mon, Feb 27, 2023, 9:53 AM GMT-3 (12:53 UTC), 113 km (70 mi) below the surface.

A larger quake followed: M4.6 69 km S 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
4.3 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-02-27 12:53:24 UTC
Depth
112.6 km (70.0 mi), intermediate-depth
Epicenter
22.539° S, 68.846° W
Region
Chile
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person 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 5.0 km horizontally, 3.0 km in depth
Depth from
From location
Station coverage gap
44°
Stations used
34

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.575 km NNE of Calama, Chile · 1315 days ago · 121 km deep · 83 km away
  2. 4.171 km NE of Calama, Chile · 1314 days ago · 141 km deep · 75 km away
  3. 4.132 km N of Calama, Chile · 1314 days ago · 102 km deep · 43 km away
  4. 4.590 km S of María Elena, Chile · 1308 days ago · 92 km deep · 99 km away
  5. 4.358 km NNE of Calama, Chile · 1307 days ago · 128 km deep · 65 km away
  6. 4.284 km SSW of Calama, Chile · 1305 days ago · 97 km deep · 82 km away
  7. 4.441 km NNE of Calama, Chile · 1304 days ago · 113 km deep · 50 km away
  8. 4.669 km S of Calama, Chile · 1296 days ago · 98 km deep · 60 km away
  9. 4.433 km S of Calama, Chile · 1292 days ago · 111 km deep · 28 km away
  10. 4.551 km SSE of Calama, Chile · 1290 days ago · 116 km deep · 41 km away · felt by 1
  11. 4.159 km NNE of Calama, Chile · 1272 days ago · 110 km deep · 66 km away
  12. 3.875 km NE of Calama, Chile · 1266 days ago · 123 km deep · 80 km away
  13. 4.142 km SSE of Calama, Chile · 1263 days ago · 123 km deep · 31 km away

Before

  1. 4.366 km NE of Calama, Chile · 1319 days ago · 124 km deep · 70 km away
  2. 4.157 km SW of San Pedro de Atacama, Chile · 1319 days ago · 104 km deep · 76 km away · felt by 1
  3. 4.155 km NE of Calama, Chile · 1321 days ago · 133 km deep · 60 km away
  4. 4.237 km ENE of Calama, Chile · 1324 days ago · 111 km deep · 38 km away
  5. 4.6Antofagasta, Chile · 1327 days ago · 125 km deep · 37 km away · felt by 1
  6. 4.482 km NNE of Calama, Chile · 1331 days ago · 133 km deep · 89 km away
  7. 4.374 km NNE of Calama, Chile · 1334 days ago · 131 km deep · 81 km away
  8. 4.284 km NNE of Calama, Chile · 1344 days ago · 127 km deep · 92 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jrxd. Read Mon, Oct 5, 2026, 2:22 AM UTC.