M4.5 earthquake 81 km WNW of Copiapó, Chile
A magnitude 4.5 earthquake struck 81 km WNW of Copiapó, Chile on Mon, Feb 17, 1975, 12:27 PM GMT-3 (15:27 UTC), 20 km (12 mi) below the surface.
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
- 1975-02-17 15:27:50 UTC
- Depth
- 20.0 km (12.4 mi), shallow
- Epicenter
- 27.036° S, 71.064° 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
- 8
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00009yf. Read Tue, Sep 29, 2026, 8:50 AM UTC.