M4.4 earthquake 58 km WNW of Vallenar, Chile
A magnitude 4.4 earthquake struck 58 km WNW of Vallenar, Chile on Mon, Sep 25, 2017, 9:24 AM GMT-3 (12:24 UTC), 34 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mwr), light
- Local time
- UTC
- 2017-09-25 12:24:52 UTC
- Depth
- 34.3 km (21.3 mi), shallow
- Epicenter
- 28.292° S, 71.261° 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 342°, dip 24°, rake 72°
- Nodal plane 2
- Strike 181°, dip 67°, rake 98°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.9 km horizontally, 5.1 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- From location
- Station coverage gap
- 144°
- Stations used
- 49
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.261 km WNW of Vallenar, Chile · 3286 days ago · 21 km deep · 10 km away
- 4.224 km NNW of Vallenar, Chile · 3281 days ago · 61 km deep · 42 km away
- 4.364 km W of Vallenar, Chile · 3268 days ago · 40 km deep · 45 km away
- 3.886 km W of Vallenar, Chile · 3268 days ago · 28 km deep · 60 km away
- 4.281 km WNW of Vallenar, Chile · 3243 days ago · 39 km deep · 24 km away
- 4.1130 km ENE of Copiapó, Chile · 3237 days ago · 8 km deep · 78 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000aua8. Read Fri, Sep 25, 2026, 9:21 PM UTC.