Chile earthquakes

M3.8 earthquake 60 km W of Iquique, Chile

A magnitude 3.8 earthquake struck 60 km W of Iquique, Chile on Thu, Aug 13, 2015, 1:13 PM GMT-3 (16:13 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M5.0 Near the coast of Tarapaca, Chile. This one was a foreshock.

Iquique 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
3.8 (mwr), minor
Local time
UTC
2015-08-13 16:13:38 UTC
Depth
16.4 km (10.2 mi), shallow
Epicenter
20.195° S, 70.733° 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
Reverse (thrust)
Moment magnitude
3.8 Mwr
Nodal plane 1
Strike 337°, dip 30°, rake 82°
Nodal plane 2
Strike 167°, dip 61°, rake 95°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.1 km horizontally, 4.5 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
188°, poorly surrounded by stations
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 4.620 km SW of Iquique, Chile · 4056 days ago · 46 km deep · 51 km away
  2. 4.360 km N of Iquique, Chile · 4056 days ago · 69 km deep · 77 km away · felt by 2
  3. 3.9Near the coast of Tarapaca, Chile · 4049 days ago · 48 km deep · 63 km away · felt by 1
  4. 4.489 km WNW of Iquique, Chile · 4038 days ago · 15 km deep · 32 km away · felt by 1
  5. 4.285 km WNW of Iquique, Chile · 4033 days ago · 11 km deep · 29 km away
  6. 5.0Near the coast of Tarapaca, Chile · 4033 days ago · 10 km deep · 20 km away
  7. 4.974 km WNW of Iquique, Chile · 4033 days ago · 14 km deep · 22 km away
  8. 4.591 km WNW of Iquique, Chile · 4032 days ago · 16 km deep · 36 km away
  9. 4.987 km WNW of Iquique, Chile · 4032 days ago · 13 km deep · 33 km away · felt by 1
  10. 4.981 km WNW of Iquique, Chile · 4032 days ago · 9 km deep · 30 km away
  11. 4.1Near the coast of Tarapaca, Chile · 4032 days ago · 12 km deep · 17 km away
  12. 4.190 km WNW of Iquique, Chile · 4025 days ago · 12 km deep · 35 km away
  13. 4.480 km W of Iquique, Chile · 4020 days ago · 29 km deep · 24 km away
  14. 4.289 km WNW of Iquique, Chile · 4012 days ago · 13 km deep · 33 km away

Before

  1. 5.313 km SW of Iquique, Chile · 4086 days ago · 34 km deep · 52 km away · felt by 13

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100035tf. Read Thu, Oct 1, 2026, 1:56 AM UTC.