Chile earthquakes

M4.0 earthquake 56 km W of Valparaíso, Chile

A magnitude 4.0 earthquake struck 56 km W of Valparaíso, Chile on Fri, Oct 13, 2017, 11:16 AM GMT-3 (14:16 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M4.5 84 km WSW of San Antonio, 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
4.0 (mwr), light
Local time
UTC
2017-10-13 14:16:03 UTC
Depth
19.6 km (12.2 mi), shallow
Epicenter
33.033° S, 72.239° W
Region
Chile
Felt reports
29
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

29 people reported to the USGS what they felt; the strongest reported shaking was IV, light 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 5.5 km horizontally, 3.5 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
137°
Stations used
48

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.287 km WSW of San Antonio, Chile · 3261 days ago · 14 km deep · 100 km away
  2. 4.584 km WSW of San Antonio, Chile · 3261 days ago · 14 km deep · 98 km away · felt by 30
  3. 4.242 km WNW of Hacienda La Calera, Chile · 3227 days ago · 30 km deep · 71 km away · felt by 30
  4. 4.242 km NNW of Valparaíso, Chile · 3222 days ago · 22 km deep · 54 km away · felt by 36
  5. 4.470 km WNW of La Ligua, Chile · 3220 days ago · 10 km deep · 86 km away · felt by 3
  6. 4.357 km WNW of La Ligua, Chile · 3220 days ago · 26 km deep · 90 km away
  7. 4.557 km WSW of Valparaíso, Chile · 3218 days ago · 15 km deep · 18 km away · felt by 9
  8. 4.155 km W of Cartagena, Chile · 3216 days ago · 11 km deep · 53 km away

Before

  1. 3.710 km SSW of Valparaíso, Chile · 3272 days ago · 30 km deep · 53 km away · felt by 42
  2. 4.045 km W of Valparaíso, Chile · 3277 days ago · 16 km deep · 13 km away
  3. 4.161 km W of La Ligua, Chile · 3277 days ago · 20 km deep · 69 km away · felt by 103
  4. 4.035 km W of Valparaíso, Chile · 3281 days ago · 19 km deep · 22 km away · felt by 34
  5. 4.351 km NW of Valparaíso, Chile · 3289 days ago · 24 km deep · 45 km away · felt by 45
  6. 4.916 km S of San Antonio, Chile · 3291 days ago · 46 km deep · 99 km away · felt by 195

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000arex. Read Sun, Sep 27, 2026, 2:10 PM UTC.