Chile earthquakes

M4.5 earthquake 15 km WSW of Valparaíso, Chile

A magnitude 4.5 earthquake struck 15 km WSW of Valparaíso, Chile on Wed, Feb 22, 2012, 12:03 PM GMT-3 (15:03 UTC), 33 km (20 mi) below the surface.

A larger quake followed: M6.7 22 km NW of Hacienda La Calera, Chile. This one was a foreshock.

Valparaíso 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2012-02-22 15:03:39 UTC
Depth
32.8 km (20.4 mi), shallow
Epicenter
33.089° S, 71.785° 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 Valparaiso and Vina del Mar; (II) at Quillota and Tiltil.

From the USGS event page for usp000jf7t. 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
147°
Stations used
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.739 km W of San Antonio, Chile · 5313 days ago · 46 km deep · 62 km away · felt by 19
  2. 4.071 km W of Cartagena, Chile · 5313 days ago · 21 km deep · 70 km away
  3. 5.019 km ESE of Limache, Chile · 5305 days ago · 69 km deep · 67 km away · felt by 443
  4. 4.467 km W of La Ligua, Chile · 5283 days ago · 27 km deep · 80 km away
  5. 6.722 km NW of Hacienda La Calera, Chile · 5282 days ago · 29 km deep · 65 km away
  6. 4.916 km SW of La Ligua, Chile · 5282 days ago · 40 km deep · 71 km away · felt by 22
  7. 3.838 km WSW of La Ligua, Chile · 5281 days ago · 25 km deep · 56 km away
  8. 4.150 km W of La Ligua, Chile · 5280 days ago · 31 km deep · 71 km away

Before

  1. 4.816 km NW of Hacienda La Calera, Chile · 5358 days ago · 52 km deep · 62 km away
  2. 3.720 km NW of Hacienda La Calera, Chile · 5358 days ago · 46 km deep · 61 km away
  3. 4.637 km WSW of San Antonio, Chile · 5358 days ago · 37 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000jf7t. Read Fri, Oct 2, 2026, 6:11 PM UTC.