Chile earthquakes

M4.4 earthquake 40 km SW of Valparaíso, Chile

A magnitude 4.4 earthquake struck 40 km SW of Valparaíso, Chile on Mon, Apr 24, 2017, 8:58 PM GMT-3 (23:58 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M5.9 37 km WSW of Valparaíso, Chile. This one was a foreshock.

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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 (mwr), light
Local time
UTC
2017-04-24 23:58:00 UTC
Depth
24.6 km (15.3 mi), shallow
Epicenter
33.286° S, 71.944° W
Region
Chile
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was V, moderate 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
4.4 Mwr
Nodal plane 1
Strike 345°, dip 32°, rake 76°
Nodal plane 2
Strike 181°, dip 59°, rake 98°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.1 km horizontally, 2.2 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
59°
Stations used
95

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 77 in the 60 days after this one and 78 in the 30 days before it.

After

The first 60 of 77.

Before

Earthquakes todayChile earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10008kfk. Read Tue, Sep 29, 2026, 7:26 AM UTC.