Chile earthquakes

M4.4 earthquake 115 km WNW of Valparaíso, Chile

A magnitude 4.4 earthquake struck 115 km WNW of Valparaíso, Chile on Wed, Oct 17, 2018, 1:01 AM GMT-3 (04:01 UTC), 32 km (20 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.4 (mb), light
Local time
UTC
2018-10-17 04:01:41 UTC
Depth
32.3 km (20.1 mi), shallow
Epicenter
32.500° S, 72.683° W
Region
Chile
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person 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 5.7 km horizontally, 6.5 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
156°
Stations used
59

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 4.255 km W of Valparaíso, Chile · 2900 days ago · 9 km deep · 77 km away

Before

  1. 4.054 km W of La Ligua, Chile · 2923 days ago · 21 km deep · 82 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000hd78. Read Tue, Sep 29, 2026, 8:42 PM UTC.