Chile earthquakes

M4.3 earthquake 9 km NNE of Iquique, Chile

A magnitude 4.3 earthquake struck 9 km NNE of Iquique, Chile on Sun, Apr 5, 2020, 12:29 PM GMT-4 (16:29 UTC), 50 km (31 mi) below the surface.

A larger quake followed: M5.1 99 km SSW of Arica, 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
4.3 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-04-05 16:29:34 UTC
Depth
50.2 km (31.2 mi), shallow
Epicenter
20.129° S, 70.119° W
Region
Chile
Felt reports
28
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

28 people reported to the USGS what they felt; the strongest reported shaking was V, moderate shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Oblique reverse
Moment magnitude
4.3 Mwr
Nodal plane 1
Strike 175°, dip 26°, rake 54°
Nodal plane 2
Strike 34°, dip 70°, rake 106°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.9 km horizontally, 4.9 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
122°
Stations used
72

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 3.986 km SSE of Arica, Chile · 2364 days ago · 31 km deep · 99 km away · felt by 2
  2. 4.199 km N of Iquique, Chile · 2363 days ago · 69 km deep · 90 km away · felt by 5
  3. 4.899 km E of Iquique, Chile · 2361 days ago · 95 km deep · 96 km away · felt by 21
  4. 4.665 km NNW of Iquique, Chile · 2361 days ago · 64 km deep · 60 km away · felt by 23
  5. 4.344 km SW of Iquique, Chile · 2350 days ago · 25 km deep · 54 km away · felt by 9
  6. 3.643 km SW of Iquique, Chile · 2350 days ago · 27 km deep · 52 km away · felt by 3
  7. 3.831 km N of Iquique, Chile · 2350 days ago · 45 km deep · 23 km away · felt by 5
  8. 5.199 km SSW of Arica, Chile · 2340 days ago · 64 km deep · 94 km away · felt by 13
  9. 4.830 km NNE of Iquique, Chile · 2328 days ago · 49 km deep · 21 km away · felt by 53
  10. 3.755 km NNW of Iquique, Chile · 2323 days ago · 41 km deep · 48 km away · felt by 4
  11. 4.178 km NNE of Iquique, Chile · 2322 days ago · 74 km deep · 69 km away · felt by 4
  12. 3.224 km E of Iquique, Chile · 2322 days ago · 47 km deep · 21 km away · felt by 2
  13. 4.190 km NE of Iquique, Chile · 2321 days ago · 102 km deep · 82 km away · felt by 5

Before

  1. 4.095 km E of Iquique, Chile · 2390 days ago · 93 km deep · 92 km away · felt by 7
  2. 5.296 km ENE of Iquique, Chile · 2394 days ago · 103 km deep · 91 km away · felt by 49

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70008pbr. Read Fri, Oct 2, 2026, 6:02 AM UTC.