M6.4 earthquake 9 km N of Traiguén, Chile
A magnitude 6.4 earthquake struck 9 km N of Traiguén, Chile on Mon, May 23, 1960, 1:13 AM GMT-4 (05:13 UTC), 25 km (16 mi) below the surface.
A larger quake followed: M7.0 24 km WNW of Traiguén, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.4 (mw), strong
- Local time
- UTC
- 1960-05-23 05:13:39 UTC
- Depth
- 25.0 km (15.5 mi), shallow
- Epicenter
- 38.162° S, 72.691° W
- Region
- Chile
- Strongest shaking
- VII, very strong shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- VII, very strong shaking
- Peak ground acceleration
- 25.2% of gravity
- Peak ground velocity
- 2.5 cm/s
- Map
- Automatic

Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.28
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 7 in the 60 days after this one and 7 in the 30 days before it.
After
- 6.222 km ESE of Cañete, Chile · 24228 days ago · 25 km deep · 53 km away
- 6.010 km NNW of Angol, Chile · 24223 days ago · 25 km deep · 50 km away
- 6.317 km W of Mulchén, Chile · 24222 days ago · 25 km deep · 57 km away
- 5.915 km ENE of Cañete, Chile · 24222 days ago · 25 km deep · 66 km away
- 6.128 km WSW of Angol, Chile · 24219 days ago · 35 km deep · 41 km away
- 7.024 km WNW of Traiguén, Chile · 24201 days ago · 25 km deep · 20 km away
- 5.839 km WNW of Carahue, Chile · 24185 days ago · 20 km deep · 86 km away
Before
- 9.51960 Great Chilean Earthquake (Valdivia Earthquake) · 24229 days ago · 25 km deep · 63 km away
- 7.838 km WNW of Traiguén, Chile · 24229 days ago · 25 km deep · 32 km away
- 6.822 km ESE of Cañete, Chile · 24229 days ago · 25 km deep · 52 km away
- 7.126 km W of Angol, Chile · 24229 days ago · 25 km deep · 52 km away
- 5.830 km SE of Cañete, Chile · 24229 days ago · 25 km deep · 43 km away
- 6.217 km SE of Arauco, Chile · 24230 days ago · 25 km deep · 99 km away
- 8.14 km ESE of Cañete, Chile · 24230 days ago · 25 km deep · 69 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem879175. Read Tue, Sep 22, 2026, 3:16 PM UTC.