Chile earthquakes

M4.4 earthquake 30 km NE of Calama, Chile

A magnitude 4.4 earthquake struck 30 km NE of Calama, Chile on Mon, Sep 12, 2022, 8:38 PM GMT-3 (23:38 UTC), 109 km (68 mi) below the surface.

A larger quake followed: M5.3 Antofagasta, 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 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2022-09-12 23:38:23 UTC
Depth
108.9 km (67.7 mi), intermediate-depth
Epicenter
22.296° S, 68.685° 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.

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Oblique reverse
Moment magnitude
4.4 Mwr
Nodal plane 1
Strike 37°, dip 8°, rake 121°
Nodal plane 2
Strike 186°, dip 83°, rake 86°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 5.0 km horizontally, 5.5 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
40°
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: 16 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.3Antofagasta, Chile · 1483 days ago · 106 km deep · 4 km away
  2. 4.532 km NE of Calama, Chile · 1477 days ago · 125 km deep · 4 km away · felt by 1
  3. 4.263 km NNE of Calama, Chile · 1476 days ago · 113 km deep · 37 km away
  4. 4.557 km N of Calama, Chile · 1473 days ago · 118 km deep · 43 km away
  5. 4.450 km WSW of San Pedro de Atacama, Chile · 1468 days ago · 172 km deep · 97 km away
  6. 4.043 km ESE of Calama, Chile · 1466 days ago · 124 km deep · 37 km away
  7. 4.167 km NNE of Calama, Chile · 1465 days ago · 131 km deep · 45 km away
  8. 4.936 km NNE of Calama, Chile · 1462 days ago · 117 km deep · 13 km away · felt by 3
  9. 4.420 km NNE of Calama, Chile · 1459 days ago · 128 km deep · 19 km away
  10. 4.167 km NE of Calama, Chile · 1457 days ago · 115 km deep · 37 km away
  11. 4.2101 km NNE of Calama, Chile · 1451 days ago · 130 km deep · 79 km away
  12. 4.4106 km NNE of Calama, Chile · 1447 days ago · 144 km deep · 83 km away
  13. 4.363 km S of Calama, Chile · 1443 days ago · 121 km deep · 82 km away
  14. 5.1Antofagasta, Chile · 1443 days ago · 108 km deep · 34 km away · felt by 5
  15. 5.3Antofagasta, Chile · 1433 days ago · 113 km deep · 20 km away · felt by 9
  16. 4.463 km SSW of Ollag?e, Chile · 1431 days ago · 106 km deep · 64 km away

Before

  1. 4.390 km NE of Calama, Chile · 1484 days ago · 117 km deep · 62 km away
  2. 5.070 km S of Calama, Chile · 1490 days ago · 93 km deep · 93 km away · felt by 3
  3. 4.233 km S of Calama, Chile · 1490 days ago · 107 km deep · 55 km away
  4. 4.545 km ENE of Calama, Chile · 1491 days ago · 117 km deep · 16 km away
  5. 4.378 km NNE of Calama, Chile · 1494 days ago · 140 km deep · 57 km away
  6. 4.866 km NNE of Calama, Chile · 1495 days ago · 109 km deep · 40 km away
  7. 5.460 km NE of Calama, Chile · 1503 days ago · 117 km deep · 33 km away · felt by 9
  8. 4.418 km SW of Calama, Chile · 1510 days ago · 119 km deep · 49 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000i7hy. Read Mon, Oct 5, 2026, 3:29 AM UTC.