Chile earthquakes

M3.9 earthquake Tarapaca, Chile

A magnitude 3.9 earthquake struck in Tarapaca, Chile on Fri, Aug 12, 2016, 1:07 PM GMT-4 (17:07 UTC), 116 km (72 mi) below the surface.

A larger quake followed: M5.3 121 km E of Iquique, Chile. This one was a foreshock.

Pozo Almonte 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
3.9 (mb), minor
Local time
UTC
2016-08-12 17:07:27 UTC
Depth
115.8 km (72.0 mi), intermediate-depth
Epicenter
20.546° S, 69.347° 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.

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 5.9 km horizontally, 6.3 km in depth
Magnitude uncertainty
±0.30
Depth from
From location
Station coverage gap
79°
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: 10 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.4113 km ESE of Iquique, Chile · 3699 days ago · 111 km deep · 23 km away
  2. 5.0102 km E of Iquique, Chile · 3699 days ago · 100 km deep · 43 km away · felt by 3
  3. 4.7137 km ESE of Iquique, Chile · 3694 days ago · 110 km deep · 47 km away
  4. 4.1145 km ESE of Iquique, Chile · 3679 days ago · 116 km deep · 57 km away
  5. 5.3121 km E of Iquique, Chile · 3675 days ago · 99 km deep · 66 km away · felt by 3
  6. 4.455 km ESE of Iquique, Chile · 3667 days ago · 80 km deep · 37 km away
  7. 3.983 km ENE of Iquique, Chile · 3663 days ago · 94 km deep · 64 km away
  8. 4.294 km E of Iquique, Chile · 3660 days ago · 99 km deep · 35 km away
  9. 4.0127 km N of Calama, Chile · 3650 days ago · 130 km deep · 98 km away
  10. 4.497 km E of Iquique, Chile · 3647 days ago · 95 km deep · 33 km away

Before

  1. 3.8121 km NE of Tocopilla, Chile · 3710 days ago · 74 km deep · 78 km away
  2. 4.3113 km ENE of Iquique, Chile · 3719 days ago · 104 km deep · 95 km away
  3. 4.5108 km ENE of Iquique, Chile · 3719 days ago · 110 km deep · 91 km away
  4. 4.5136 km N of Calama, Chile · 3720 days ago · 122 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10006dcz. Read Wed, Sep 30, 2026, 12:21 PM UTC.