Chile earthquakes

M4.3 earthquake 38 km NNW of Valparaíso, Chile

A magnitude 4.3 earthquake struck 38 km NNW of Valparaíso, Chile on Tue, Dec 22, 2015, 10:40 PM GMT-3 (01:40 UTC), 23 km (15 mi) below the surface.

A larger quake followed: M4.4 82 km W of La Ligua, Chile. This one was a foreshock.

Quintero 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
2015-12-23 01:40:04 UTC
Depth
23.4 km (14.5 mi), shallow
Epicenter
32.703° S, 71.752° 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 II, 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 3.7 km horizontally, 6.4 km in depth
Magnitude uncertainty
±0.31
Depth from
From location
Station coverage gap
147°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 4.169 km WNW of La Ligua, Chile · 3925 days ago · 3 km deep · 46 km away
  2. 4.482 km W of La Ligua, Chile · 3924 days ago · 9 km deep · 52 km away
  3. 4.051 km WNW of La Ligua, Chile · 3913 days ago · 27 km deep · 56 km away
  4. 4.330 km WSW of Salamanca, Chile · 3900 days ago · 75 km deep · 99 km away
  5. 4.853 km NNW of Valparaíso, Chile · 3893 days ago · 8 km deep · 15 km away · felt by 25
  6. 4.243 km NNW of Valparaíso, Chile · 3891 days ago · 24 km deep · 5 km away
  7. 4.575 km WSW of Valparaíso, Chile · 3888 days ago · 13 km deep · 83 km away
  8. 4.381 km WNW of La Ligua, Chile · 3879 days ago · 22 km deep · 73 km away
  9. 3.976 km WNW of La Ligua, Chile · 3879 days ago · 24 km deep · 68 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100048yl. Read Tue, Sep 22, 2026, 10:28 PM UTC.