M4.6 earthquake 59 km WSW of Coquimbo, Chile
A magnitude 4.6 earthquake struck 59 km WSW of Coquimbo, Chile on Tue, May 20, 1975, 12:55 PM GMT-4 (16:55 UTC), 48 km (30 mi) below the surface.
A larger quake followed: M5.3 6 km W of La Serena, 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
- 1975-05-20 16:55:32 UTC
- Depth
- 48.0 km (29.8 mi), shallow
- Epicenter
- 30.072° S, 71.938° 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
- 12
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.36 km W of La Serena, Chile · 18744 days ago · 53 km deep · 63 km away
- 4.98 km S of Coquimbo, Chile · 18740 days ago · 74 km deep · 56 km away
- 4.135 km SSW of Coquimbo, Chile · 18737 days ago · 64 km deep · 51 km away
- 4.515 km SW of Coquimbo, Chile · 18712 days ago · 35 km deep · 48 km away
- 4.913 km SW of Ovalle, Chile · 18707 days ago · 46 km deep · 92 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000b3m. Read Fri, Oct 2, 2026, 9:31 AM UTC.