Chile earthquakes

M4.4 earthquake 30 km ENE of Constitución, Chile

A magnitude 4.4 earthquake struck 30 km ENE of Constitución, Chile on Sat, Mar 31, 2012, 6:52 PM GMT-3 (21:52 UTC), 43 km (27 mi) below the surface.

A larger quake followed: M4.7 38 km ENE of Constitución, Chile. This one was a foreshock.

Constitución 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
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2012-03-31 21:52:56 UTC
Depth
42.9 km (26.7 mi), shallow
Epicenter
35.267° S, 72.089° 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 Talca; (III) at Constitucion and Molina; (II) at Iloca, Parral, Pencahue and Rancagua. Also felt at San Javier.

From the USGS event page for usp000jh2c. 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
151°
Stations used
23

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 15 in the 30 days before it.

After

  1. 3.926 km WSW of Santa Cruz, Chile · 5292 days ago · 37 km deep · 71 km away
  2. 4.148 km SW of Constitución, Chile · 5291 days ago · 13 km deep · 77 km away
  3. 4.738 km ENE of Constitución, Chile · 5284 days ago · 40 km deep · 9 km away
  4. 4.740 km NNW of Talca, Chile · 5270 days ago · 43 km deep · 24 km away · felt by 14
  5. 4.733 km WSW of Santa Cruz, Chile · 5270 days ago · 43 km deep · 69 km away · felt by 4
  6. 4.050 km W of Rauco, Chile · 5255 days ago · 44 km deep · 46 km away
  7. 4.3Maule, Chile · 5251 days ago · 118 km deep · 76 km away

Before

  1. 4.525 km NE of Constitución, Chile · 5298 days ago · 38 km deep · 12 km away
  2. 4.122 km N of Constitución, Chile · 5300 days ago · 17 km deep · 37 km away
  3. 4.7Near the coast of Maule, Chile · 5300 days ago · 16 km deep · 88 km away
  4. 4.124 km NNW of Constitución, Chile · 5302 days ago · 13 km deep · 39 km away
  5. 4.447 km NE of Constitución, Chile · 5303 days ago · 35 km deep · 30 km away
  6. 4.636 km NW of Constitución, Chile · 5303 days ago · 44 km deep · 57 km away
  7. 7.123 km NE of Constitución, Chile · 5303 days ago · 41 km deep · 14 km away · felt by 1,122
  8. 4.633 km NE of Cauquenes, Chile · 5307 days ago · 67 km deep · 58 km away
  9. 4.044 km WSW of Santa Cruz, Chile · 5309 days ago · 44 km deep · 58 km away
  10. 4.932 km W of Rauco, Chile · 5316 days ago · 70 km deep · 51 km away · felt by 34
  11. 4.374 km NNW of Constitución, Chile · 5320 days ago · 39 km deep · 87 km away
  12. 4.964 km WNW of Cauquenes, Chile · 5325 days ago · 10 km deep · 96 km away · felt by 4
  13. 4.635 km SW of Constitución, Chile · 5325 days ago · 28 km deep · 65 km away
  14. 4.763 km WNW of Cauquenes, Chile · 5325 days ago · 10 km deep · 95 km away
  15. 5.049 km WNW of Cauquenes, Chile · 5325 days ago · 13 km deep · 84 km away · felt by 12

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000jh2c. Read Thu, Oct 1, 2026, 2:08 PM UTC.