M4.9 earthquake 30 km S of Antofagasta, Chile
A magnitude 4.9 earthquake struck 30 km S of Antofagasta, Chile on Sun, Mar 15, 1987, 3:17 AM GMT-3 (06:17 UTC), 48 km (30 mi) below the surface.
A larger quake followed: M6.1 51 km SSE of Antofagasta, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1987-03-15 06:17:51 UTC
- Depth
- 47.8 km (29.7 mi), shallow
- Epicenter
- 23.925° S, 70.379° 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.
- Depth from
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 3 in the 60 days after this one and 17 in the 30 days before it.
After
- 6.151 km SSE of Antofagasta, Chile · 14430 days ago · 40 km deep · 28 km away
- 4.933 km S of Antofagasta, Chile · 14416 days ago · 41 km deep · 3 km away
- 5.071 km SSW of Antofagasta, Chile · 14380 days ago · 58 km deep · 43 km away
Before
- 5.571 km SSW of Antofagasta, Chile · 14437 days ago · 24 km deep · 44 km away
- 4.859 km SSW of Antofagasta, Chile · 14438 days ago · 67 km deep · 31 km away
- 4.871 km S of Antofagasta, Chile · 14443 days ago · 39 km deep · 42 km away
- 4.979 km SSW of Antofagasta, Chile · 14443 days ago · 30 km deep · 53 km away
- 4.568 km SW of Antofagasta, Chile · 14443 days ago · 53 km deep · 48 km away
- 4.692 km SSW of Antofagasta, Chile · 14444 days ago · 33 km deep · 65 km away
- 5.270 km SSW of Antofagasta, Chile · 14444 days ago · 33 km deep · 49 km away
- 6.261 km SSE of Antofagasta, Chile · 14445 days ago · 46 km deep · 36 km away
- 4.359 km SSE of Antofagasta, Chile · 14446 days ago · 33 km deep · 33 km away
- 6.156 km SSE of Antofagasta, Chile · 14446 days ago · 41 km deep · 33 km away
- 5.042 km SSW of Antofagasta, Chile · 14446 days ago · 52 km deep · 19 km away
- 4.694 km N of Taltal, Chile · 14446 days ago · 33 km deep · 76 km away
- 7.098 km SSW of Antofagasta, Chile · 14446 days ago · 35 km deep · 71 km away
- 5.690 km S of Antofagasta, Chile · 14446 days ago · 48 km deep · 60 km away
- 5.688 km SSE of Antofagasta, Chile · 14446 days ago · 43 km deep · 59 km away
- 7.684 km SSE of Antofagasta, Chile · 14447 days ago · 62 km deep · 56 km away
- 4.965 km S of Antofagasta, Chile · 14463 days ago · 53 km deep · 36 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00033av. Read Tue, Sep 22, 2026, 8:47 PM UTC.