M5.7 earthquake 43 km ESE of Machalí, Chile
A magnitude 5.7 earthquake struck 43 km ESE of Machalí, Chile on Fri, Jan 20, 1978, 1:42 AM GMT-3 (04:42 UTC), 132 km (82 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.7 (mb), moderate
- Local time
- UTC
- 1978-01-20 04:42:57 UTC
- Depth
- 132.0 km (82.0 mi), intermediate-depth
- Epicenter
- 34.278° S, 70.190° 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.
- Stations used
- 119
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 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 usp0000sm5 (also filed as gcmtb012078a, gcmt19780120044257, iscgem688047). Read Tue, Sep 22, 2026, 3:11 PM UTC.