M4.5 earthquake 44 km SE of Tocopilla, Chile
A magnitude 4.5 earthquake struck 44 km SE of Tocopilla, Chile on Fri, May 25, 1973, 10:05 PM GMT-4 (02:05 UTC), 78 km (48 mi) below the surface.
A larger quake followed: M4.6 43 km S of Tocopilla, 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
- 1973-05-26 02:05:30 UTC
- Depth
- 78.0 km (48.5 mi), intermediate-depth
- Epicenter
- 22.341° S, 69.854° 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: 2 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 usp00001xr. Read Tue, Sep 29, 2026, 7:56 PM UTC.