M4.3 earthquake 64 km W of Vallenar, Chile
A magnitude 4.3 earthquake struck 64 km W of Vallenar, Chile on Sat, Oct 14, 2017, 8:20 AM GMT-3 (11:20 UTC), 40 km (25 mi) below the surface.
A larger quake followed: M4.5 52 km NNW of La Serena, 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 (mb), light
- Local time
- UTC
- 2017-10-14 11:20:50 UTC
- Depth
- 40.3 km (25.0 mi), shallow
- Epicenter
- 28.677° S, 71.407° 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.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 3.3 km horizontally, 9.6 km in depth
- Magnitude uncertainty
- ±0.31
- Depth from
- From location
- Station coverage gap
- 145°
- Stations used
- 18
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 6 in the 30 days before it.
After
- 3.886 km W of Vallenar, Chile · 3270 days ago · 28 km deep · 22 km away
- 4.552 km NNW of La Serena, Chile · 3246 days ago · 37 km deep · 85 km away · felt by 14
- 4.281 km WNW of Vallenar, Chile · 3244 days ago · 39 km deep · 48 km away
Before
- 4.224 km NNW of Vallenar, Chile · 3283 days ago · 61 km deep · 65 km away
- 4.250 km N of La Serena, Chile · 3287 days ago · 39 km deep · 87 km away · felt by 8
- 4.261 km WNW of Vallenar, Chile · 3288 days ago · 21 km deep · 37 km away
- 4.458 km WNW of Vallenar, Chile · 3289 days ago · 34 km deep · 45 km away
- 4.694 km NW of Vallenar, Chile · 3291 days ago · 32 km deep · 89 km away · felt by 3
- 3.6122 km NW of Vallenar, Chile · 3291 days ago · 7 km deep · 99 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000aumw. Read Sun, Sep 27, 2026, 3:44 PM UTC.