M4.6 earthquake 124 km ENE of Iquique, Chile
A magnitude 4.6 earthquake struck 124 km ENE of Iquique, Chile on Wed, Apr 4, 1973, 4:45 AM GMT-4 (08:45 UTC), 122 km (76 mi) below the surface.
A larger quake followed: M5.6 112 km ESE of Iquique, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1973-04-04 08:45:12 UTC
- Depth
- 122.0 km (75.8 mi), intermediate-depth
- Epicenter
- 19.952° S, 68.988° 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
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 1 in the 60 days after this one and 1 in the 30 days before it.
After
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000017p. Read Fri, Oct 2, 2026, 9:40 PM UTC.