M4.1 earthquake 55 km SW of Calama, Chile
A magnitude 4.1 earthquake struck 55 km SW of Calama, Chile on Tue, Apr 30, 2013, 2:29 PM GMT-4 (18:29 UTC), 87 km (54 mi) below the surface.
A larger quake followed: M4.3 109 km E 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
- 4.1 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2013-04-30 18:29:07 UTC
- Depth
- 86.8 km (53.9 mi), intermediate-depth
- Epicenter
- 22.870° S, 69.221° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (II) at Tocopilla.
From the USGS event page for usb000giyn. 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
- 100°
- Stations used
- 17
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.140 km ESE of Calama, Chile · 4902 days ago · 130 km deep · 76 km away
- 4.3109 km E of Antofagasta, Chile · 4891 days ago · 87 km deep · 73 km away
- 4.240 km NNE of Calama, Chile · 4876 days ago · 120 km deep · 96 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usb000giyn. Read Fri, Oct 2, 2026, 9:49 PM UTC.