Chile earthquakes

M4.3 earthquake 21 km W of Valparaíso, Chile

A magnitude 4.3 earthquake struck 21 km W of Valparaíso, Chile on Mon, Jun 12, 2017, 7:27 AM GMT-4 (11:27 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M5.4 85 km W of San Antonio, 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
4.3 (mwr), light
Local time
UTC
2017-06-12 11:27:05 UTC
Depth
26.3 km (16.3 mi), shallow
Epicenter
33.071° S, 71.861° W
Region
Chile
Felt reports
15
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

15 people reported to the USGS what they felt; the strongest reported shaking was VI, strong shaking.

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
Reverse (thrust)
Moment magnitude
4.3 Mwr
Nodal plane 1
Strike 4°, dip 26°, rake 95°
Nodal plane 2
Strike 178°, dip 64°, rake 88°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.0 km horizontally, 4.7 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
71°
Stations used
44

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 8 in the 30 days before it.

After

  1. 4.442 km W of Valparaíso, Chile · 3375 days ago · 21 km deep · 21 km away · felt by 12
  2. 4.960 km WSW of San Antonio, Chile · 3370 days ago · 13 km deep · 81 km away · felt by 33
  3. 4.067 km W of San Antonio, Chile · 3370 days ago · 9 km deep · 83 km away · felt by 5
  4. 4.143 km NNW of Valparaíso, Chile · 3367 days ago · 18 km deep · 40 km away
  5. 5.485 km W of San Antonio, Chile · 3362 days ago · 10 km deep · 95 km away · felt by 17
  6. 4.330 km W of Valparaíso, Chile · 3355 days ago · 23 km deep · 9 km away · felt by 32
  7. 4.340 km W of Valparaíso, Chile · 3353 days ago · 18 km deep · 18 km away · felt by 17

Before

  1. 4.558 km W of Valparaíso, Chile · 3396 days ago · 10 km deep · 37 km away · felt by 7
  2. 4.262 km W of Valparaíso, Chile · 3408 days ago · 18 km deep · 42 km away
  3. 3.949 km WNW of Valparaíso, Chile · 3408 days ago · 17 km deep · 30 km away · felt by 3
  4. 4.151 km WNW of Valparaíso, Chile · 3415 days ago · 16 km deep · 33 km away · felt by 1
  5. 4.273 km W of Valparaíso, Chile · 3420 days ago · 12 km deep · 52 km away · felt by 1
  6. 4.262 km W of Valparaíso, Chile · 3422 days ago · 13 km deep · 42 km away
  7. 4.311 km S of Valparaíso, Chile · 3423 days ago · 31 km deep · 22 km away · felt by 2
  8. 5.239 km WNW of Valparaíso, Chile · 3424 days ago · 15 km deep · 22 km away · felt by 12

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20009lxk. Read Sun, Sep 27, 2026, 7:59 PM UTC.