Chile earthquakes

M4.0 earthquake 43 km W of Vallenar, Chile

A magnitude 4.0 earthquake struck 43 km W of Vallenar, Chile on Sun, Feb 1, 2015, 7:27 AM GMT-3 (10:27 UTC), 46 km (28 mi) below the surface.

A larger quake followed: M5.3 Near the coast of Coquimbo, Chile. This one was a foreshock.

Vallenar 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
4.0 (ML, local (Richter)), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2015-02-01 10:27:41 UTC
Depth
45.5 km (28.3 mi), shallow
Epicenter
28.543° S, 71.203° W
Region
Chile
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

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

Felt (IV) at Huasco and (III) at Vallenar.

From the USGS event page for usc000tkq6. 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.

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 7.0 km horizontally, 9.3 km in depth
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: 7 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 4.364 km NNE of La Serena, Chile · 4257 days ago · 95 km deep · 90 km away
  2. 4.558 km NW of Vallenar, Chile · 4251 days ago · 35 km deep · 43 km away
  3. 4.4108 km NW of Vallenar, Chile · 4237 days ago · 49 km deep · 85 km away · felt by 5
  4. 5.284 km NNW of Vallenar, Chile · 4231 days ago · 34 km deep · 77 km away · felt by 5
  5. 5.3Near the coast of Coquimbo, Chile · 4227 days ago · 60 km deep · 87 km away · felt by 5
  6. 4.677 km SW of Copiapó, Chile · 4219 days ago · 47 km deep · 81 km away · felt by 2
  7. 4.79 km SSW of Vallenar, Chile · 4200 days ago · 45 km deep · 40 km away · felt by 1

Before

  1. 4.156 km N of La Serena, Chile · 4288 days ago · 50 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000tkq6. Read Thu, Oct 1, 2026, 5:25 AM UTC.