Chile earthquakes

M4.0 earthquake 81 km NNE of Iquique, Chile

A magnitude 4.0 earthquake struck 81 km NNE of Iquique, Chile on Sat, Jul 23, 2022, 5:42 PM GMT-4 (21:42 UTC), 66 km (41 mi) below the surface.

A larger quake followed: M4.9 140 km NE of Iquique, Chile. This one was a foreshock.

Pozo Almonte 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
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2022-07-23 21:42:51 UTC
Depth
66.1 km (41.1 mi), shallow
Epicenter
19.530° S, 69.855° W
Region
Chile
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 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 3.5 km horizontally, 7.8 km in depth
Magnitude uncertainty
±0.52
Depth from
From location
Station coverage gap
134°
Stations used
16

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 4 in the 30 days before it.

After

  1. 4.2Tarapaca, Chile · 1524 days ago · 116 km deep · 54 km away
  2. 4.577 km SSE of Arica, Chile · 1520 days ago · 66 km deep · 49 km away · felt by 2
  3. 2.5Near the coast of Tarapaca, Chile · 1519 days ago · 38 km deep · 67 km away · felt by 3
  4. 4.9140 km NE of Iquique, Chile · 1518 days ago · 102 km deep · 72 km away · felt by 11
  5. 4.390 km ESE of Arica, Chile · 1517 days ago · 111 km deep · 95 km away
  6. 3.982 km NE of Iquique, Chile · 1511 days ago · 109 km deep · 37 km away · felt by 4
  7. 3.325 km E of Iquique, Chile · 1509 days ago · 61 km deep · 73 km away · felt by 5
  8. 4.515 km NNW of Cami?a, Chile · 1504 days ago · 106 km deep · 52 km away
  9. 4.470 km ESE of Arica, Chile · 1497 days ago · 97 km deep · 80 km away · felt by 1
  10. 4.279 km SSW of Arica, Chile · 1494 days ago · 43 km deep · 97 km away
  11. 3.737 km NNE of Iquique, Chile · 1489 days ago · 54 km deep · 45 km away · felt by 3
  12. 3.120 km ENE of Iquique, Chile · 1479 days ago · 50 km deep · 69 km away · felt by 3
  13. 4.2Near the coast of Tarapaca, Chile · 1478 days ago · 51 km deep · 56 km away · felt by 8

Before

  1. 4.5Tarapaca, Chile · 1537 days ago · 91 km deep · 39 km away · felt by 7
  2. 3.123 km N of Iquique, Chile · 1551 days ago · 52 km deep · 60 km away · felt by 3
  3. 4.595 km N of Iquique, Chile · 1553 days ago · 80 km deep · 47 km away · felt by 11
  4. 4.1Tarapaca, Chile · 1560 days ago · 94 km deep · 57 km away · felt by 5

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ht1a. Read Sat, Oct 3, 2026, 11:32 AM UTC.