Chile earthquakes

M4.3 earthquake 56 km NNE of Calama, Chile

A magnitude 4.3 earthquake struck 56 km NNE of Calama, Chile on Wed, Aug 2, 2023, 4:27 AM GMT-4 (08:27 UTC), 132 km (82 mi) below the surface.

A larger quake followed: M4.7 43 km SW of Ollagüe, 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 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-08-02 08:27:33 UTC
Depth
132.1 km (82.1 mi), intermediate-depth
Epicenter
21.997° S, 68.684° 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 6.4 km horizontally, 10.1 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
89°
Stations used
27

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 9 in the 30 days before it.

After

  1. 4.142 km NE of Calama, Chile · 1157 days ago · 127 km deep · 23 km away
  2. 4.147 km NNE of San Pedro de Atacama, Chile · 1145 days ago · 150 km deep · 95 km away
  3. 4.743 km SW of Ollagüe, Chile · 1139 days ago · 103 km deep · 54 km away
  4. 4.244 km S of Ollagüe, Chile · 1137 days ago · 168 km deep · 66 km away
  5. 4.221 km W of Calama, Chile · 1130 days ago · 88 km deep · 67 km away
  6. 4.222 km SSE of Ollagüe, Chile · 1120 days ago · 110 km deep · 85 km away
  7. 4.240 km SSW of Ollagüe, Chile · 1120 days ago · 131 km deep · 57 km away
  8. 4.456 km S of Ollagüe, Chile · 1118 days ago · 115 km deep · 52 km away
  9. 4.373 km NNE of Calama, Chile · 1116 days ago · 124 km deep · 19 km away
  10. 4.253 km WNW of Ollagüe, Chile · 1108 days ago · 111 km deep · 97 km away
  11. 4.4Antofagasta, Chile · 1107 days ago · 122 km deep · 30 km away
  12. 4.354 km W of Ollagüe, Chile · 1106 days ago · 126 km deep · 95 km away
  13. 4.230 km WSW of Ollagüe, Chile · 1101 days ago · 107 km deep · 80 km away

Before

  1. 4.217 km NW of Calama, Chile · 1159 days ago · 128 km deep · 52 km away
  2. 4.5Antofagasta, Chile · 1160 days ago · 115 km deep · 21 km away
  3. 4.123 km WNW of San Pedro de Atacama, Chile · 1162 days ago · 131 km deep · 99 km away
  4. 4.338 km SE of Ollagüe, Chile · 1165 days ago · 134 km deep · 90 km away
  5. 4.066 km NNE of Calama, Chile · 1165 days ago · 124 km deep · 12 km away
  6. 4.354 km W of Ollagüe, Chile · 1170 days ago · 115 km deep · 80 km away
  7. 4.157 km NNE of Calama, Chile · 1180 days ago · 111 km deep · 11 km away
  8. 4.4Chile-Bolivia border region · 1186 days ago · 107 km deep · 58 km away
  9. 4.012 km SSW of Ollagüe, Chile · 1186 days ago · 134 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000kx9l. Read Sun, Oct 4, 2026, 1:14 AM UTC.