M4.8 earthquake 71 km S of Antofagasta, Chile
A magnitude 4.8 earthquake struck 71 km S of Antofagasta, Chile on Mon, Mar 9, 1987, 3:05 AM GMT-3 (06:05 UTC), 39 km (24 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
- 4.8 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1987-03-09 06:05:26 UTC
- Depth
- 38.9 km (24.2 mi), shallow
- Epicenter
- 24.299° S, 70.419° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (III) at Antofagasta.
From the USGS event page for usp000334a. U.S. Geological Survey text and figures are in the public domain.
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 1.8 and up: 5 in the 60 days after this one and 14 in the 30 days before it.
After
- 4.859 km SSW of Antofagasta, Chile · 14446 days ago · 67 km deep · 17 km away
- 5.571 km SSW of Antofagasta, Chile · 14445 days ago · 24 km deep · 14 km away
- 4.930 km S of Antofagasta, Chile · 14445 days ago · 48 km deep · 42 km away
- 6.151 km SSE of Antofagasta, Chile · 14438 days ago · 40 km deep · 39 km away
- 4.933 km S of Antofagasta, Chile · 14424 days ago · 41 km deep · 39 km away
Before
- 4.979 km SSW of Antofagasta, Chile · 14451 days ago · 30 km deep · 21 km away
- 4.568 km SW of Antofagasta, Chile · 14452 days ago · 53 km deep · 39 km away
- 4.692 km SSW of Antofagasta, Chile · 14452 days ago · 33 km deep · 28 km away
- 5.270 km SSW of Antofagasta, Chile · 14453 days ago · 33 km deep · 38 km away
- 6.261 km SSE of Antofagasta, Chile · 14454 days ago · 46 km deep · 35 km away
- 4.359 km SSE of Antofagasta, Chile · 14454 days ago · 33 km deep · 29 km away
- 6.156 km SSE of Antofagasta, Chile · 14454 days ago · 41 km deep · 40 km away
- 5.042 km SSW of Antofagasta, Chile · 14454 days ago · 52 km deep · 34 km away
- 4.694 km N of Taltal, Chile · 14455 days ago · 33 km deep · 37 km away
- 7.098 km SSW of Antofagasta, Chile · 14455 days ago · 35 km deep · 36 km away
- 5.690 km S of Antofagasta, Chile · 14455 days ago · 48 km deep · 19 km away
- 5.688 km SSE of Antofagasta, Chile · 14455 days ago · 43 km deep · 25 km away
- 7.684 km SSE of Antofagasta, Chile · 14455 days ago · 62 km deep · 28 km away
- 4.965 km S of Antofagasta, Chile · 14471 days ago · 53 km deep · 7 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000334a. Read Thu, Oct 1, 2026, 5:24 AM UTC.