Chile earthquakes

M3.7 earthquake 55 km NNW of Iquique, Chile

A magnitude 3.7 earthquake struck 55 km NNW of Iquique, Chile on Sat, May 23, 2020, 11:17 AM GMT-4 (15:17 UTC), 41 km (25 mi) below the surface.

A larger quake followed: M5.9 3 km SE 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
3.7 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-05-23 15:17:27 UTC
Depth
40.7 km (25.3 mi), shallow
Epicenter
19.753° S, 70.353° W
Region
Chile
Felt reports
4
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

4 people 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 3.8 km horizontally, 12.3 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
189°, poorly surrounded by stations
Stations used
23

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 5 in the 30 days before it.

After

  1. 4.178 km NNE of Iquique, Chile · 2323 days ago · 74 km deep · 63 km away · felt by 4
  2. 3.224 km E of Iquique, Chile · 2322 days ago · 47 km deep · 65 km away · felt by 2
  3. 4.190 km NE of Iquique, Chile · 2322 days ago · 102 km deep · 90 km away · felt by 5
  4. 3.018 km SSW of Iquique, Chile · 2296 days ago · 35 km deep · 71 km away · felt by 3
  5. 3.445 km SE of Iquique, Chile · 2293 days ago · 85 km deep · 99 km away · felt by 3
  6. 3.525 km N of Iquique, Chile · 2290 days ago · 44 km deep · 37 km away · felt by 6
  7. 4.950 km W of Iquique, Chile · 2288 days ago · 18 km deep · 57 km away · felt by 17
  8. 4.146 km SW of Iquique, Chile · 2278 days ago · 35 km deep · 86 km away · felt by 12
  9. 4.013 km WNW of Iquique, Chile · 2270 days ago · 42 km deep · 47 km away · felt by 21
  10. 3.217 km WNW of Iquique, Chile · 2269 days ago · 42 km deep · 45 km away · felt by 2
  11. 5.93 km SE of Iquique, Chile · 2268 days ago · 74 km deep · 58 km away · felt by 170 · PAGER yellow
  12. 4.510 km S of Iquique, Chile · 2266 days ago · 68 km deep · 65 km away · felt by 64

Before

  1. 4.830 km NNE of Iquique, Chile · 2328 days ago · 49 km deep · 37 km away · felt by 53
  2. 5.199 km SSW of Arica, Chile · 2340 days ago · 64 km deep · 46 km away · felt by 13
  3. 3.831 km N of Iquique, Chile · 2350 days ago · 45 km deep · 30 km away · felt by 5
  4. 3.643 km SW of Iquique, Chile · 2351 days ago · 27 km deep · 82 km away · felt by 3
  5. 4.344 km SW of Iquique, Chile · 2351 days ago · 25 km deep · 85 km away · felt by 9

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70009p4k. Read Fri, Oct 2, 2026, 1:57 PM UTC.