Chile earthquakes

M3.6 earthquake 43 km SW of Iquique, Chile

A magnitude 3.6 earthquake struck 43 km SW of Iquique, Chile on Sat, Apr 25, 2020, 4:34 PM GMT-4 (20:34 UTC), 27 km (17 mi) below the surface.

A larger quake followed: M4.8 30 km NNE of Iquique, Chile. This one was a foreshock.

Alto Hospicio 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
3.6 (Mwr, regional moment), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-04-25 20:34:41 UTC
Depth
27.3 km (17.0 mi), shallow
Epicenter
20.487° S, 70.446° W
Region
Chile
Felt reports
3
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

3 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?

Fault motion and ground failure

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

Faulting
Reverse (thrust)
Moment magnitude
3.6 Mwr
Nodal plane 1
Strike 348°, dip 12°, rake 84°
Nodal plane 2
Strike 174°, dip 78°, rake 91°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.4 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
156°
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: 7 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 3.831 km N of Iquique, Chile · 2350 days ago · 45 km deep · 71 km away · felt by 5
  2. 4.5100 km SSW of Iquique, Chile · 2335 days ago · 44 km deep · 68 km away · felt by 10
  3. 4.830 km NNE of Iquique, Chile · 2328 days ago · 49 km deep · 72 km away · felt by 53
  4. 3.755 km NNW of Iquique, Chile · 2323 days ago · 41 km deep · 82 km away · felt by 4
  5. 3.224 km E of Iquique, Chile · 2322 days ago · 47 km deep · 65 km away · felt by 2
  6. 3.018 km SSW of Iquique, Chile · 2296 days ago · 35 km deep · 30 km away · felt by 3
  7. 3.445 km SE of Iquique, Chile · 2293 days ago · 85 km deep · 61 km away · felt by 3

Before

  1. 4.344 km SW of Iquique, Chile · 2351 days ago · 25 km deep · 4 km away · felt by 9
  2. 4.665 km NNW of Iquique, Chile · 2361 days ago · 64 km deep · 86 km away · felt by 23
  3. 4.39 km NNE of Iquique, Chile · 2371 days ago · 50 km deep · 52 km away · felt by 28

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us60009cdt. Read Fri, Oct 2, 2026, 6:45 AM UTC.