M4.5 earthquake 25 km ENE of Colbún, Chile
A magnitude 4.5 earthquake struck 25 km ENE of Colbún, Chile on Tue, Sep 10, 1985, 12:52 PM GMT-4 (16:52 UTC), 120 km (74 mi) below the surface.
A larger quake followed: M5.1 55 km ESE of Molina, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1985-09-10 16:52:36 UTC
- Depth
- 119.5 km (74.3 mi), intermediate-depth
- Epicenter
- 35.570° S, 71.168° 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
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002jm5. Read Thu, Sep 24, 2026, 3:40 AM UTC.