M4.7 earthquake 107 km WNW of Copiapó, Chile
A magnitude 4.7 earthquake struck 107 km WNW of Copiapó, Chile on Thu, Dec 1, 2016, 10:14 PM GMT-3 (01:14 UTC), 16 km (10 mi) below the surface.
A larger quake followed: M4.8 99 km WSW of Diego de Almagro, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mwr), light
- Local time
- UTC
- 2016-12-02 01:14:30 UTC
- Depth
- 15.9 km (9.9 mi), shallow
- Epicenter
- 27.052° S, 71.359° 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
- Reverse (thrust)
- Moment magnitude
- 4.4 Mwr
- Nodal plane 1
- Strike 175°, dip 69°, rake 70°
- Nodal plane 2
- Strike 41°, dip 29°, rake 132°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.7 km horizontally, 4.5 km in depth
- Depth from
- From location
- Station coverage gap
- 140°
- Stations used
- 44
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 2 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.0119 km NW of Vallenar, Chile · 3537 days ago · 11 km deep · 85 km away
- 4.899 km WSW of Diego de Almagro, Chile · 3525 days ago · 45 km deep · 64 km away
Before
- 4.4113 km WNW of Copiapó, Chile · 3583 days ago · 35 km deep · 6 km away
- 4.897 km WNW of Copiapó, Chile · 3584 days ago · 18 km deep · 12 km away · felt by 2
- 4.7104 km WNW of Copiapó, Chile · 3584 days ago · 5 km deep · 3 km away
- 4.283 km NNW of Vallenar, Chile · 3600 days ago · 24 km deep · 97 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10007e6c. Read Wed, Sep 23, 2026, 2:16 PM UTC.