M4.3 earthquake 17 km SSW of Vallenar, Chile
A magnitude 4.3 earthquake struck 17 km SSW of Vallenar, Chile on Fri, Jun 22, 2018, 12:41 AM GMT-4 (04:41 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.6 58 km WSW of Vallenar, 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
- 2018-06-22 04:41:02 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 28.732° S, 70.812° 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
- Strike-slip
- Moment magnitude
- 4.3 Mwr
- Nodal plane 1
- Strike 113°, dip 72°, rake 15°
- Nodal plane 2
- Strike 19°, dip 76°, rake 161°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.5 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- Operator assigned
- Station coverage gap
- 92°
- Stations used
- 119
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 0 in the 30 days before it.
After
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000eya4. Read Tue, Sep 29, 2026, 2:16 AM UTC.