M3.2 earthquake 155 km ESE of Antofagasta, Chile
A magnitude 3.2 earthquake struck 155 km ESE of Antofagasta, Chile on Sun, Oct 28, 2007, 3:45 AM GMT-3 (06:45 UTC), 89 km (55 mi) below the surface.
A larger quake followed: M5.8 175 km NW of Antofagasta de la Sierra, Argentina. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.2 (Md, duration), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2007-10-28 06:45:01 UTC
- Depth
- 88.7 km (55.1 mi), intermediate-depth
- Epicenter
- 24.357° S, 69.078° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
no people dead or missing; no people injured; no buildings damaged or destroyed
From the USGS event page for usp000fres. 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.
- Station coverage gap
- 168°
- Stations used
- 4
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 4 in the 30 days before it.
After
- 3.8162 km ENE of Taltal, Chile · 6911 days ago · 55 km deep · 41 km away
- 5.0107 km ESE of Antofagasta, Chile · 6905 days ago · 75 km deep · 48 km away · felt by 2
- 5.8175 km NW of Antofagasta de la Sierra, Argentina · 6891 days ago · 115 km deep · 79 km away
- 3.7162 km NW of Antofagasta de la Sierra, Argentina · 6891 days ago · 90 km deep · 91 km away
- 5.6126 km SW of San Pedro de Atacama, Chile · 6888 days ago · 92 km deep · 66 km away · felt by 9
Before
- 4.1131 km E of Taltal, Chile · 6916 days ago · 109 km deep · 94 km away
- 4.695 km ESE of Antofagasta, Chile · 6920 days ago · 118 km deep · 59 km away
- 3.7144 km ESE of Antofagasta, Chile · 6929 days ago · 73 km deep · 26 km away
- 4.2137 km ESE of Antofagasta, Chile · 6939 days ago · 90 km deep · 39 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000fres. Read Sat, Oct 3, 2026, 6:23 AM UTC.