M4.3 earthquake 82 km NNW of Calama, Chile
A magnitude 4.3 earthquake struck 82 km NNW of Calama, Chile on Sat, Aug 16, 2014, 5:42 AM GMT-4 (09:42 UTC), 90 km (56 mi) below the surface.
A larger quake followed: M4.6 148 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), light
- Local time
- UTC
- 2014-08-16 09:42:58 UTC
- Depth
- 90.1 km (56.0 mi), intermediate-depth
- Epicenter
- 21.742° S, 69.137° 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.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Normal
- Moment magnitude
- 4.3 Mwr
- Nodal plane 1
- Strike 30°, dip 63°, rake -110°
- Nodal plane 2
- Strike 248°, dip 33°, rake -57°
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.06
- Stations used
- 0
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.259 km N of Calama, Chile · 4422 days ago · 129 km deep · 39 km away
- 4.029 km E of Calama, Chile · 4404 days ago · 104 km deep · 94 km away
- 4.4117 km N of Calama, Chile · 4402 days ago · 121 km deep · 55 km away
- 4.6148 km N of Calama, Chile · 4401 days ago · 132 km deep · 81 km away
- 4.680 km NE of Calama, Chile · 4384 days ago · 119 km deep · 70 km away
- 4.0153 km NNE of Calama, Chile · 4371 days ago · 145 km deep · 94 km away
- 4.467 km NNE of Calama, Chile · 4369 days ago · 129 km deep · 62 km away
- 4.126 km NNE of Calama, Chile · 4367 days ago · 109 km deep · 63 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usb000s3bd. Read Tue, Sep 29, 2026, 4:19 AM UTC.