Chile earthquakes

M4.5 earthquake 142 km E of Iquique, Chile

A magnitude 4.5 earthquake struck 142 km E of Iquique, Chile on Sat, Sep 25, 2021, 3:09 PM GMT-3 (18:09 UTC), 119 km (74 mi) below the surface.

A larger quake followed: M4.8 148 km N of Calama, Chile. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2021-09-25 18:09:22 UTC
Depth
118.8 km (73.8 mi), intermediate-depth
Epicenter
20.426° S, 68.803° W
Region
Chile
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, 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 6.6 km horizontally, 7.2 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
50°
Stations used
40

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.4138 km ESE of Iquique, Chile · 1830 days ago · 109 km deep · 56 km away · felt by 3
  2. 4.2150 km N of Calama, Chile · 1829 days ago · 136 km deep · 78 km away
  3. 4.5157 km N of Calama, Chile · 1829 days ago · 131 km deep · 71 km away · felt by 1
  4. 4.8148 km N of Calama, Chile · 1819 days ago · 114 km deep · 77 km away · felt by 3
  5. 4.0Tarapaca, Chile · 1816 days ago · 113 km deep · 73 km away
  6. 4.2140 km NNE of Calama, Chile · 1812 days ago · 125 km deep · 99 km away
  7. 4.2146 km NNE of Calama, Chile · 1799 days ago · 138 km deep · 84 km away
  8. 4.2142 km E of Iquique, Chile · 1798 days ago · 114 km deep · 2 km away
  9. 4.0115 km ESE of Iquique, Chile · 1797 days ago · 115 km deep · 60 km away · felt by 1
  10. 4.6163 km ESE of Iquique, Chile · 1780 days ago · 115 km deep · 55 km away · felt by 7
  11. 4.0138 km N of Calama, Chile · 1777 days ago · 117 km deep · 87 km away
  12. 4.2157 km NNE of Calama, Chile · 1776 days ago · 132 km deep · 77 km away

Before

  1. 4.392 km ENE of Iquique, Chile · 1842 days ago · 103 km deep · 65 km away · felt by 9
  2. 4.5139 km E of Iquique, Chile · 1843 days ago · 118 km deep · 36 km away · felt by 1
  3. 4.3160 km N of Calama, Chile · 1846 days ago · 104 km deep · 66 km away
  4. 4.193 km ESE of Iquique, Chile · 1849 days ago · 94 km deep · 63 km away · felt by 4

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000feez. Read Sat, Oct 3, 2026, 7:53 AM UTC.