Chile earthquakes

M4.3 earthquake 23 km SW of Valparaíso, Chile

A magnitude 4.3 earthquake struck 23 km SW of Valparaíso, Chile on Sat, Mar 19, 2016, 3:50 PM GMT-3 (18:50 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M4.5 38 km SW of Melipilla, 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 (mb), light
Local time
UTC
2016-03-19 18:50:28 UTC
Depth
25.0 km (15.5 mi), shallow
Epicenter
33.187° S, 71.811° W
Region
Chile
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

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 2.3 km horizontally, 5.8 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
133°
Stations used
67

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.3Near the coast of Valparaiso, Chile · 3810 days ago · 28 km deep · 88 km away
  2. 3.721 km SW of La Ligua, Chile · 3810 days ago · 46 km deep · 77 km away
  3. 4.142 km WSW of San Antonio, Chile · 3803 days ago · 22 km deep · 64 km away
  4. 3.964 km WNW of La Ligua, Chile · 3801 days ago · 22 km deep · 100 km away
  5. 3.652 km NNW of Valparaíso, Chile · 3798 days ago · 19 km deep · 66 km away
  6. 4.538 km SW of Melipilla, Chile · 3791 days ago · 52 km deep · 91 km away · felt by 1
  7. 4.425 km W of Hacienda La Calera, Chile · 3790 days ago · 33 km deep · 57 km away · felt by 8
  8. 4.254 km NNW of Valparaíso, Chile · 3789 days ago · 24 km deep · 67 km away
  9. 4.250 km WNW of La Ligua, Chile · 3789 days ago · 56 km deep · 96 km away

Before

  1. 3.947 km WSW of La Ligua, Chile · 3846 days ago · 31 km deep · 65 km away · felt by 1
  2. 4.417 km SSE of Quilpué, Chile · 3865 days ago · 48 km deep · 39 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20005b20. Read Wed, Sep 23, 2026, 4:33 PM UTC.