Chile earthquakes

M4.3 earthquake 91 km N of Calama, Chile

A magnitude 4.3 earthquake struck 91 km N of Calama, Chile on Sun, Apr 30, 2017, 7:34 PM GMT-3 (22:34 UTC), 96 km (59 mi) below the surface.

A larger quake followed: M5.7 164 km ESE of Iquique, 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), light
Local time
UTC
2017-04-30 22:34:59 UTC
Depth
95.5 km (59.3 mi), intermediate-depth
Epicenter
21.642° S, 68.755° 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
Normal
Moment magnitude
4.3 Mwr
Nodal plane 1
Strike 351°, dip 63°, rake -74°
Nodal plane 2
Strike 139°, dip 31°, rake -118°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.9 km horizontally, 5.9 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
64°
Stations used
103

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 4.0143 km N of Calama, Chile · 3435 days ago · 119 km deep · 58 km away
  2. 4.4122 km N of Calama, Chile · 3433 days ago · 134 km deep · 48 km away
  3. 5.7164 km ESE of Iquique, Chile · 3426 days ago · 116 km deep · 91 km away · felt by 7
  4. 4.9143 km N of Calama, Chile · 3412 days ago · 138 km deep · 52 km away
  5. 5.166 km NNE of Calama, Chile · 3406 days ago · 105 km deep · 29 km away
  6. 4.688 km NNE of Calama, Chile · 3401 days ago · 131 km deep · 23 km away
  7. 4.3153 km SE of Iquique, Chile · 3400 days ago · 119 km deep · 69 km away
  8. 4.1Chile-Bolivia border region · 3398 days ago · 115 km deep · 61 km away
  9. 4.183 km NE of Calama, Chile · 3396 days ago · 126 km deep · 49 km away
  10. 4.2137 km N of Calama, Chile · 3395 days ago · 137 km deep · 46 km away
  11. 4.2144 km N of Calama, Chile · 3394 days ago · 123 km deep · 60 km away
  12. 4.0137 km N of Calama, Chile · 3392 days ago · 121 km deep · 46 km away
  13. 4.3145 km N of Calama, Chile · 3388 days ago · 105 km deep · 58 km away
  14. 4.158 km NNE of Calama, Chile · 3386 days ago · 128 km deep · 36 km away
  15. 4.0134 km N of Calama, Chile · 3386 days ago · 125 km deep · 44 km away
  16. 4.615 km NE of Calama, Chile · 3384 days ago · 101 km deep · 81 km away · felt by 2
  17. 4.4156 km NNE of Calama, Chile · 3384 days ago · 136 km deep · 66 km away

Before

  1. 4.2151 km N of Calama, Chile · 3440 days ago · 133 km deep · 60 km away
  2. 4.1137 km SE of Iquique, Chile · 3444 days ago · 103 km deep · 84 km away
  3. 4.462 km NNE of Calama, Chile · 3445 days ago · 124 km deep · 31 km away
  4. 4.445 km NNE of Calama, Chile · 3448 days ago · 120 km deep · 51 km away
  5. 4.019 km NE of Calama, Chile · 3452 days ago · 116 km deep · 77 km away
  6. 5.096 km NE of Calama, Chile · 3453 days ago · 113 km deep · 45 km away
  7. 4.0118 km NNE of Calama, Chile · 3453 days ago · 128 km deep · 40 km away
  8. 4.333 km NE of Calama, Chile · 3455 days ago · 128 km deep · 70 km away
  9. 5.327 km ESE of Calama, Chile · 3456 days ago · 106 km deep · 97 km away · felt by 3
  10. 4.799 km N of Calama, Chile · 3459 days ago · 133 km deep · 19 km away
  11. 4.3137 km N of Calama, Chile · 3467 days ago · 115 km deep · 49 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10008mav. Read Wed, Sep 30, 2026, 4:16 PM UTC.