Chile earthquakes

M4.3 earthquake 9 km W of Illapel, Chile

A magnitude 4.3 earthquake struck 9 km W of Illapel, Chile on Tue, Sep 22, 2015, 9:23 PM GMT-3 (00:23 UTC), 45 km (28 mi) below the surface.

A larger quake followed: M4.6 80 km WNW of Illapel, Chile. This one was a foreshock.

Illapel 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
4.3 (mb), light
Local time
UTC
2015-09-23 00:23:46 UTC
Depth
44.5 km (27.7 mi), shallow
Epicenter
31.634° S, 71.274° 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?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 5.8 km horizontally, 6.6 km in depth
Magnitude uncertainty
±0.27
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 142 in the 60 days after this one and 57 in the 30 days before it.

After

The first 60 of 142.

Before

Earthquakes todayChile earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20003n5l. Read Tue, Sep 22, 2026, 10:40 AM UTC.