M4.1 earthquake 125 km NNE of Calama, Chile
A magnitude 4.1 earthquake struck 125 km NNE of Calama, Chile on Sat, Aug 29, 2009, 12:21 PM GMT-4 (16:21 UTC), 105 km (65 mi) below the surface.
A larger quake followed: M4.9 167 km WSW of Colchani, Bolivia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2009-08-29 16:21:47 UTC
- Depth
- 105.2 km (65.4 mi), intermediate-depth
- Epicenter
- 21.366° S, 68.591° 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 usp000h10r. 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
- 112°
- Stations used
- 16
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 3 in the 30 days before it.
After
- 4.9167 km WSW of Colchani, Bolivia · 6233 days ago · 115 km deep · 55 km away · felt by 3
- 4.1155 km WSW of Colchani, Bolivia · 6219 days ago · 132 km deep · 54 km away
- 4.3155 km NNE of Calama, Chile · 6219 days ago · 115 km deep · 30 km away
- 4.189 km ENE of Calama, Chile · 6209 days ago · 112 km deep · 84 km away
- 4.1126 km N of Calama, Chile · 6183 days ago · 123 km deep · 30 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000h10r. Read Fri, Oct 2, 2026, 9:51 PM UTC.