M4.2 earthquake 20 km E of Tocopilla, Chile
A magnitude 4.2 earthquake struck 20 km E of Tocopilla, Chile on Fri, Aug 17, 1973, 9:40 AM GMT-4 (13:40 UTC), 84 km (52 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb), light
- Local time
- UTC
- 1973-08-17 13:40:42 UTC
- Depth
- 84.0 km (52.2 mi), intermediate-depth
- Epicenter
- 22.079° S, 70.003° 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
- 7
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 2 in the 30 days before it.
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000033u. Read Sat, Sep 26, 2026, 6:40 PM UTC.