M4.6 earthquake 17 km SSE of Coquimbo, Chile
A magnitude 4.6 earthquake struck 17 km SSE of Coquimbo, Chile on Sat, Mar 15, 1975, 7:18 AM GMT-4 (11:18 UTC), 62 km (39 mi) below the surface.
A larger quake followed: M5.1 62 km WSW of Coquimbo, 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), light
- Local time
- UTC
- 1975-03-15 11:18:28 UTC
- Depth
- 62.0 km (38.5 mi), shallow
- Epicenter
- 30.086° S, 71.238° 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
- 20
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 10 in the 30 days before it.
After
- 4.66 km NNE of La Serena, Chile · 18825 days ago · 61 km deep · 25 km away
- 5.162 km WSW of Coquimbo, Chile · 18822 days ago · 19 km deep · 71 km away
- 4.234 km NNW of La Serena, Chile · 18819 days ago · 33 km deep · 53 km away
- 4.216 km NW of Coquimbo, Chile · 18795 days ago · 51 km deep · 34 km away
- 4.445 km NW of Coquimbo, Chile · 18775 days ago · 17 km deep · 64 km away
Before
- 5.38 km NNW of Coquimbo, Chile · 18825 days ago · 47 km deep · 26 km away
- 4.232 km NW of Coquimbo, Chile · 18826 days ago · 34 km deep · 50 km away
- 4.57 km SSE of Coquimbo, Chile · 18826 days ago · 58 km deep · 11 km away
- 4.534 km NNW of La Serena, Chile · 18826 days ago · 33 km deep · 55 km away
- 5.12 km ENE of Coquimbo, Chile · 18826 days ago · 59 km deep · 18 km away
- 5.128 km NW of Coquimbo, Chile · 18826 days ago · 26 km deep · 45 km away
- 5.215 km NW of La Serena, Chile · 18826 days ago · 51 km deep · 35 km away
- 5.327 km NNW of La Serena, Chile · 18826 days ago · 33 km deep · 47 km away
- 6.91 km N of Coquimbo, Chile · 18826 days ago · 4 km deep · 19 km away
- 4.664 km N of La Serena, Chile · 18828 days ago · 62 km deep · 85 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000a8a. Read Mon, Sep 28, 2026, 2:47 AM UTC.