Chile earthquakes

M4.1 earthquake 50 km W of La Ligua, Chile

A magnitude 4.1 earthquake struck 50 km W of La Ligua, Chile on Wed, Apr 18, 2012, 9:35 PM GMT-3 (00:35 UTC), 31 km (19 mi) below the surface.

A larger quake followed: M4.6 41 km NNW of Valparaíso, 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
4.1 (ML, local (Richter)), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2012-04-19 00:35:25 UTC
Depth
30.5 km (19.0 mi), shallow
Epicenter
32.447° S, 71.770° W
Region
Chile
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

Felt (III) at Puchuncavi and (II) at El Quisco, Quillota and Vina del Mar.

From the USGS event page for usp000jj75. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Station coverage gap
157°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.146 km NNW of Valparaíso, Chile · 5271 days ago · 5 km deep · 24 km away
  2. 4.327 km WNW of Valparaíso, Chile · 5258 days ago · 13 km deep · 51 km away
  3. 3.734 km N of Valparaíso, Chile · 5253 days ago · 45 km deep · 32 km away
  4. 4.641 km NNW of Valparaíso, Chile · 5253 days ago · 29 km deep · 28 km away · felt by 7
  5. 4.349 km WNW of La Ligua, Chile · 5248 days ago · 31 km deep · 24 km away

Before

  1. 3.838 km WSW of La Ligua, Chile · 5282 days ago · 25 km deep · 25 km away
  2. 4.916 km SW of La Ligua, Chile · 5283 days ago · 40 km deep · 40 km away · felt by 22
  3. 6.722 km NW of Hacienda La Calera, Chile · 5283 days ago · 29 km deep · 43 km away
  4. 4.467 km W of La Ligua, Chile · 5284 days ago · 27 km deep · 17 km away
  5. 4.933 km SSW of Illapel, Chile · 5298 days ago · 65 km deep · 73 km away · felt by 13
  6. 5.019 km ESE of Limache, Chile · 5307 days ago · 69 km deep · 94 km away · felt by 443

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000jj75. Read Sun, Oct 4, 2026, 2:58 AM UTC.