M4.3 earthquake 113 km N of Calama, Chile
A magnitude 4.3 earthquake struck 113 km N of Calama, Chile on Fri, Mar 15, 2013, 3:31 AM GMT-3 (06:31 UTC), 120 km (74 mi) below the surface.
A larger quake followed: M5.2 163 km N of Calama, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (Mwr, regional moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2013-03-15 06:31:06 UTC
- Depth
- 119.7 km (74.4 mi), intermediate-depth
- Epicenter
- 21.432° S, 68.997° 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 usb000fl91. 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.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Strike-slip
- Nodal plane 1
- Strike 228°, dip 20°, rake -21°
- Nodal plane 2
- Strike 338°, dip 83°, rake -109°
How well it is located
Reviewed by a seismologist.
- Station coverage gap
- 80°
- Stations used
- 70
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.4119 km ESE of Iquique, Chile · 4934 days ago · 96 km deep · 97 km away
- 4.3135 km ESE of Iquique, Chile · 4934 days ago · 105 km deep · 86 km away
- 4.382 km NNE of Calama, Chile · 4915 days ago · 126 km deep · 60 km away
- 4.4Chile-Bolivia border region · 4910 days ago · 96 km deep · 83 km away
- 4.399 km NNE of Calama, Chile · 4908 days ago · 143 km deep · 52 km away
- 4.168 km NNE of Tocopilla, Chile · 4905 days ago · 84 km deep · 88 km away
- 4.5137 km NNE of Calama, Chile · 4905 days ago · 130 km deep · 48 km away
- 4.264 km NNE of Calama, Chile · 4903 days ago · 129 km deep · 62 km away
- 4.1129 km N of Calama, Chile · 4899 days ago · 110 km deep · 16 km away
- 4.0148 km SE of Iquique, Chile · 4897 days ago · 112 km deep · 40 km away
- 5.2163 km N of Calama, Chile · 4891 days ago · 133 km deep · 59 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usb000fl91. Read Fri, Oct 2, 2026, 6:09 PM UTC.