Chile earthquakes

M4.6 earthquake 45 km WSW of Valparaíso, Chile

A magnitude 4.6 earthquake struck 45 km WSW of Valparaíso, Chile on Fri, Apr 28, 2017, 12:44 PM GMT-3 (15:44 UTC), 21 km (13 mi) below the surface.

A larger quake followed: M5.8 18 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
4.6 (mb), light
Local time
UTC
2017-04-28 15:44:30 UTC
Depth
21.1 km (13.1 mi), shallow
Epicenter
33.245° S, 72.045° 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 III, 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?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.0 km horizontally, 12.7 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
185°, poorly surrounded by stations
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 40 in the 60 days after this one and 115 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10008llx. Read Sun, Sep 27, 2026, 6:37 PM UTC.