Chile earthquakes

M4.6 earthquake 44 km SSW of Lebu, Chile

A magnitude 4.6 earthquake struck 44 km SSW of Lebu, Chile on Fri, May 23, 1975, 3:15 PM GMT-4 (19:15 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.8 13 km S of Cañete, Chile. This one was a foreshock.

Lebu 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
4.6 (mb), light
Local time
UTC
1975-05-23 19:15:07 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
37.951° S, 73.907° 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.

How well it is located

Reviewed by a seismologist.

Depth from
OPERATOR_ASSIGNED
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 6 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 4.735 km SE of Cañete, Chile · 18755 days ago · 34 km deep · 73 km away
  2. 5.813 km S of Cañete, Chile · 18751 days ago · 24 km deep · 43 km away
  3. 4.714 km SW of Cañete, Chile · 18750 days ago · 33 km deep · 35 km away
  4. 4.634 km ESE of Cañete, Chile · 18726 days ago · 33 km deep · 74 km away
  5. 5.032 km SSW of Lebu, Chile · 18707 days ago · 33 km deep · 14 km away
  6. 4.855 km SW of Cañete, Chile · 18699 days ago · 23 km deep · 32 km away

Before

  1. 5.0Near the coast of Bio-Bio, Chile · 18757 days ago · 33 km deep · 2 km away
  2. 4.744 km S of Cañete, Chile · 18764 days ago · 12 km deep · 57 km away
  3. 4.132 km SE of Cañete, Chile · 18765 days ago · 20 km deep · 68 km away
  4. 4.734 km SSE of Cañete, Chile · 18766 days ago · 26 km deep · 58 km away
  5. 4.215 km SW of Angol, Chile · 18767 days ago · 80 km deep · 93 km away
  6. 4.38 km SE of Cañete, Chile · 18767 days ago · 24 km deep · 52 km away
  7. 4.629 km ESE of Cañete, Chile · 18768 days ago · 14 km deep · 71 km away
  8. 4.16 km SSE of Cañete, Chile · 18768 days ago · 33 km deep · 48 km away
  9. 4.920 km SSW of Angol, Chile · 18768 days ago · 27 km deep · 97 km away
  10. 4.05 km ESE of Cañete, Chile · 18768 days ago · 39 km deep · 51 km away
  11. 4.630 km WSW of Cañete, Chile · 18768 days ago · 17 km deep · 18 km away
  12. 4.831 km S of Cañete, Chile · 18769 days ago · 35 km deep · 43 km away
  13. 5.231 km ESE of Cañete, Chile · 18769 days ago · 33 km deep · 73 km away
  14. 7.744 km SSE of Cañete, Chile · 18769 days ago · 6 km deep · 64 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000b54. Read Mon, Sep 28, 2026, 11:47 AM UTC.