Chile earthquakes

M4.1 earthquake 41 km NNE of Iquique, Chile

A magnitude 4.1 earthquake struck 41 km NNE of Iquique, Chile on Fri, Aug 13, 2021, 3:02 PM GMT-4 (19:02 UTC), 67 km (42 mi) below the surface.

A larger quake followed: M4.3 92 km ENE 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
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2021-08-13 19:02:44 UTC
Depth
67.3 km (41.8 mi), shallow
Epicenter
19.884° S, 69.964° W
Region
Chile
Felt reports
5
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

5 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

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 4.3 km horizontally, 5.1 km in depth
Magnitude uncertainty
±0.23
Depth from
From location
Station coverage gap
129°
Stations used
42

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 3 in the 30 days before it.

After

  1. 3.351 km NNE of Iquique, Chile · 1873 days ago · 50 km deep · 12 km away · felt by 6
  2. 4.182 km NNE of Iquique, Chile · 1871 days ago · 63 km deep · 41 km away · felt by 3
  3. 2.826 km WSW of Iquique, Chile · 1860 days ago · 32 km deep · 65 km away · felt by 1
  4. 4.133 km W of Iquique, Chile · 1854 days ago · 24 km deep · 62 km away · felt by 9
  5. 4.2126 km SE of Arica, Chile · 1843 days ago · 119 km deep · 99 km away
  6. 4.392 km ENE of Iquique, Chile · 1842 days ago · 103 km deep · 74 km away · felt by 9
  7. 2.723 km SE of Iquique, Chile · 1840 days ago · 76 km deep · 55 km away · felt by 2
  8. 4.394 km S of Arica, Chile · 1828 days ago · 34 km deep · 70 km away · felt by 2
  9. 4.229 km SE of Iquique, Chile · 1824 days ago · 88 km deep · 61 km away · felt by 8

Before

  1. 4.4Tarapaca, Chile · 1889 days ago · 109 km deep · 98 km away · felt by 2
  2. 3.242 km NNE of Iquique, Chile · 1896 days ago · 54 km deep · 2 km away · felt by 3
  3. 2.315 km SSE of Iquique, Chile · 1902 days ago · 32 km deep · 54 km away · felt by 2

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000f5tb. Read Sat, Oct 3, 2026, 1:14 AM UTC.