Chile earthquakes

M4.1 earthquake 48 km WNW of Valparaíso, Chile

A magnitude 4.1 earthquake struck 48 km WNW of Valparaíso, Chile on Thu, Oct 1, 2015, 1:47 PM GMT-3 (16:47 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.5 82 km NW of La Ligua, Chile. This one was a foreshock.

Valparaíso 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
4.1 (mwr), light
Local time
UTC
2015-10-01 16:47:54 UTC
Depth
13.4 km (8.3 mi), shallow
Epicenter
32.809° S, 72.076° W
Region
Chile
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

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
4.1 Mwr
Nodal plane 1
Strike 173°, dip 67°, rake 62°
Nodal plane 2
Strike 46°, dip 36°, rake 137°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.5 km horizontally, 3.9 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
134°
Stations used
74

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 71 in the 30 days before it.

After

  1. 4.582 km NW of La Ligua, Chile · 4008 days ago · 35 km deep · 89 km away
  2. 4.054 km WNW of Valparaíso, Chile · 4007 days ago · 14 km deep · 6 km away · felt by 1
  3. 4.387 km WNW of La Ligua, Chile · 4007 days ago · 6 km deep · 64 km away
  4. 4.261 km NW of La Ligua, Chile · 4005 days ago · 35 km deep · 82 km away
  5. 4.267 km NW of La Ligua, Chile · 4005 days ago · 23 km deep · 85 km away
  6. 4.163 km NW of La Ligua, Chile · 3998 days ago · 37 km deep · 82 km away
  7. 4.272 km WNW of Cartagena, Chile · 3998 days ago · 20 km deep · 70 km away
  8. 4.4102 km WNW of Cartagena, Chile · 3996 days ago · 10 km deep · 83 km away
  9. 4.579 km W of La Ligua, Chile · 3987 days ago · 10 km deep · 48 km away
  10. 4.429 km N of Valparaíso, Chile · 3983 days ago · 27 km deep · 39 km away
  11. 4.181 km WNW of Cartagena, Chile · 3973 days ago · 17 km deep · 66 km away
  12. 4.442 km NNW of Valparaíso, Chile · 3967 days ago · 19 km deep · 27 km away

Before

  1. 4.553 km WNW of Valparaíso, Chile · 4009 days ago · 10 km deep · 4 km away
  2. 4.6Off the coast of Valparaiso, Chile · 4011 days ago · 15 km deep · 25 km away · felt by 1
  3. 4.145 km W of Valparaíso, Chile · 4011 days ago · 23 km deep · 26 km away · felt by 1
  4. 4.351 km W of Valparaíso, Chile · 4011 days ago · 19 km deep · 26 km away · felt by 2
  5. 4.375 km WNW of Valparaíso, Chile · 4014 days ago · 10 km deep · 33 km away
  6. 4.295 km W of La Ligua, Chile · 4015 days ago · 6 km deep · 59 km away
  7. 4.2104 km NW of Valparaíso, Chile · 4015 days ago · 14 km deep · 61 km away
  8. 4.498 km W of La Ligua, Chile · 4015 days ago · 10 km deep · 59 km away · felt by 1
  9. 4.7Off the coast of Valparaiso, Chile · 4016 days ago · 10 km deep · 59 km away
  10. 4.397 km NW of Valparaíso, Chile · 4017 days ago · 10 km deep · 53 km away
  11. 4.063 km WNW of La Ligua, Chile · 4017 days ago · 16 km deep · 61 km away
  12. 4.1109 km WNW of La Ligua, Chile · 4018 days ago · 10 km deep · 73 km away
  13. 4.326 km SSE of Villa Alemana, Chile · 4018 days ago · 49 km deep · 89 km away · felt by 2
  14. 4.4Off the coast of Valparaiso, Chile · 4018 days ago · 16 km deep · 71 km away · felt by 8
  15. 3.993 km WNW of La Ligua, Chile · 4018 days ago · 16 km deep · 76 km away
  16. 4.8110 km WNW of La Ligua, Chile · 4018 days ago · 10 km deep · 78 km away
  17. 4.488 km WNW of La Ligua, Chile · 4018 days ago · 16 km deep · 72 km away
  18. 4.448 km W of Valparaíso, Chile · 4019 days ago · 12 km deep · 29 km away · felt by 1
  19. 4.2106 km WNW of La Ligua, Chile · 4019 days ago · 10 km deep · 75 km away
  20. 4.792 km NW of Valparaíso, Chile · 4019 days ago · 10 km deep · 50 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10003ji6. Read Tue, Sep 22, 2026, 10:01 AM UTC.