Chile earthquakes

M4.2 earthquake 128 km W of Coquimbo, Chile

A magnitude 4.2 earthquake struck 128 km W of Coquimbo, Chile on Sat, Apr 30, 2016, 7:31 AM GMT-3 (10:31 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.4 72 km WSW of Coquimbo, Chile. This one was a foreshock.

Coquimbo 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
4.2 (mwr), light
Local time
UTC
2016-04-30 10:31:57 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
30.067° S, 72.661° 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?

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Normal
Moment magnitude
4.2 Mwr
Nodal plane 1
Strike 15°, dip 50°, rake -91°
Nodal plane 2
Strike 198°, dip 40°, rake -88°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 5.1 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.04
Depth from
Operator assigned
Station coverage gap
144°
Stations used
65

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.291 km WSW of Coquimbo, Chile · 3796 days ago · 10 km deep · 50 km away
  2. 4.288 km WSW of Coquimbo, Chile · 3796 days ago · 10 km deep · 57 km away
  3. 4.472 km WSW of Coquimbo, Chile · 3790 days ago · 23 km deep · 68 km away
  4. 4.851 km W of Coquimbo, Chile · 3771 days ago · 17 km deep · 77 km away · felt by 1
  5. 4.187 km W of Coquimbo, Chile · 3765 days ago · 10 km deep · 42 km away
  6. 3.930 km WSW of Coquimbo, Chile · 3764 days ago · 39 km deep · 98 km away
  7. 4.367 km W of Coquimbo, Chile · 3758 days ago · 8 km deep · 61 km away
  8. 4.337 km SW of Coquimbo, Chile · 3752 days ago · 34 km deep · 97 km away
  9. 4.275 km WSW of Coquimbo, Chile · 3747 days ago · 10 km deep · 60 km away
  10. 4.854 km WNW of Ovalle, Chile · 3738 days ago · 29 km deep · 99 km away
  11. 4.472 km WSW of Coquimbo, Chile · 3737 days ago · 12 km deep · 58 km away

Before

  1. 4.5130 km W of Coquimbo, Chile · 3797 days ago · 10 km deep · 4 km away
  2. 4.871 km WNW of Coquimbo, Chile · 3797 days ago · 10 km deep · 69 km away
  3. 3.752 km WNW of Ovalle, Chile · 3808 days ago · 23 km deep · 100 km away
  4. 4.275 km W of Coquimbo, Chile · 3815 days ago · 12 km deep · 57 km away
  5. 4.145 km SW of Coquimbo, Chile · 3818 days ago · 30 km deep · 98 km away
  6. 4.3148 km WNW of Coquimbo, Chile · 3825 days ago · 10 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10005cps. Read Tue, Sep 22, 2026, 2:17 PM UTC.