Chile earthquakes

M4.6 earthquake 70 km WNW of La Ligua, Chile

A magnitude 4.6 earthquake struck 70 km WNW of La Ligua, Chile on Mon, Jun 25, 2018, 10:05 PM GMT-4 (02:05 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M4.9 91 km WNW of Illapel, Chile. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.6 (mwr), light
Local time
UTC
2018-06-26 02:05:18 UTC
Depth
23.5 km (14.6 mi), shallow
Epicenter
32.150° S, 71.885° W
Region
Chile
Felt reports
5
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

5 people 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?

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
4.6 Mwr
Nodal plane 1
Strike 173°, dip 73°, rake 117°
Nodal plane 2
Strike 293°, dip 31°, rake 34°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.2 km horizontally, 3.9 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
78°
Stations used
88

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 9 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.560 km WNW of Illapel, Chile · 3013 days ago · 29 km deep · 82 km away
  2. 4.282 km W of Illapel, Chile · 3012 days ago · 10 km deep · 57 km away
  3. 4.352 km NNW of Valparaíso, Chile · 2999 days ago · 28 km deep · 49 km away · felt by 4
  4. 3.745 km W of Valparaíso, Chile · 2993 days ago · 22 km deep · 96 km away · felt by 1
  5. 4.144 km WNW of Illapel, Chile · 2987 days ago · 46 km deep · 87 km away
  6. 4.366 km NNW of Valparaíso, Chile · 2985 days ago · 16 km deep · 39 km away
  7. 4.991 km WNW of Illapel, Chile · 2983 days ago · 10 km deep · 89 km away
  8. 3.122 km NW of Valparaíso, Chile · 2969 days ago · 28 km deep · 80 km away · felt by 3
  9. 4.349 km WNW of La Ligua, Chile · 2966 days ago · 53 km deep · 20 km away · felt by 1

Before

  1. 4.366 km WSW of Illapel, Chile · 3021 days ago · 67 km deep · 29 km away · felt by 1
  2. 4.363 km NNW of Valparaíso, Chile · 3034 days ago · 20 km deep · 41 km away
  3. 4.641 km WNW of Illapel, Chile · 3048 days ago · 41 km deep · 86 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000f1ue. Read Wed, Sep 30, 2026, 10:49 PM UTC.