Chile earthquakes

M4.2 earthquake 90 km WNW of Iquique, Chile

A magnitude 4.2 earthquake struck 90 km WNW of Iquique, Chile on Fri, Sep 26, 2014, 5:02 AM GMT-3 (08:02 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M5.3 90 km WNW of Iquique, 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
4.2 (mwr), light
Local time
UTC
2014-09-26 08:02:29 UTC
Depth
14.6 km (9.1 mi), shallow
Epicenter
20.000° S, 70.986° 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
4.2 Mwr
Nodal plane 1
Strike 164°, dip 45°, rake 89°
Nodal plane 2
Strike 345°, dip 45°, rake 91°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.4 km horizontally, 3.3 km in depth
Magnitude uncertainty
±0.04
Depth from
FROM_LOCATION
Station coverage gap
150°
Stations used
41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 5.390 km WNW of Iquique, Chile · 4375 days ago · 12 km deep · 2 km away
  2. 4.983 km WNW of Iquique, Chile · 4375 days ago · 16 km deep · 9 km away
  3. 4.2103 km WNW of Iquique, Chile · 4371 days ago · 15 km deep · 14 km away
  4. 4.0129 km SW of Arica, Chile · 4363 days ago · 35 km deep · 72 km away
  5. 3.896 km SW of Iquique, Chile · 4361 days ago · 42 km deep · 83 km away
  6. 4.757 km SW of Iquique, Chile · 4357 days ago · 45 km deep · 78 km away · felt by 1
  7. 4.991 km WNW of Iquique, Chile · 4347 days ago · 15 km deep · 7 km away
  8. 4.6104 km WNW of Iquique, Chile · 4333 days ago · 36 km deep · 16 km away
  9. 5.0103 km W of Iquique, Chile · 4329 days ago · 15 km deep · 17 km away

Before

  1. 4.576 km W of Iquique, Chile · 4394 days ago · 13 km deep · 28 km away
  2. 4.164 km W of Iquique, Chile · 4395 days ago · 39 km deep · 32 km away
  3. 4.386 km WNW of Iquique, Chile · 4402 days ago · 24 km deep · 11 km away
  4. 4.480 km NW of Iquique, Chile · 4416 days ago · 40 km deep · 46 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usb000sg7m. Read Tue, Sep 29, 2026, 5:11 PM UTC.