M3.9 earthquake 28 km W of Tocopilla, Chile
A magnitude 3.9 earthquake struck 28 km W of Tocopilla, Chile on Thu, Aug 9, 2007, 12:12 AM GMT-4 (04:12 UTC), 64 km (40 mi) below the surface.
A larger quake followed: M5.1 64 km SSW of Tocopilla, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.9 (mb), minor
- Local time
- UTC
- 2007-08-09 04:12:22 UTC
- Depth
- 64.4 km (40.0 mi), shallow
- Epicenter
- 22.104° S, 70.472° 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.
- Station coverage gap
- 147°
- Stations used
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000fj7z. Read Mon, Sep 28, 2026, 3:07 AM UTC.