M4.6 earthquake 102 km W of Illapel, Chile
A magnitude 4.6 earthquake struck 102 km W of Illapel, Chile on Thu, Sep 6, 2018, 10:21 AM GMT-3 (13:21 UTC), 11 km (7 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mwr), light
- Local time
- UTC
- 2018-09-06 13:21:41 UTC
- Depth
- 11.4 km (7.1 mi), shallow
- Epicenter
- 31.759° S, 72.240° 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
- 4.6 Mwr
- Nodal plane 1
- Strike 8°, dip 37°, rake 99°
- Nodal plane 2
- Strike 176°, dip 53°, rake 83°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 3.7 km horizontally, 4.3 km in depth
- Magnitude uncertainty
- ±0.03
- Depth from
- From location
- Station coverage gap
- 143°
- Stations used
- 54
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.080 km W of Illapel, Chile · 2936 days ago · 35 km deep · 34 km away
- 4.054 km W of La Ligua, Chile · 2920 days ago · 21 km deep · 94 km away · felt by 1
- 4.4115 km WNW of Valparaíso, Chile · 2902 days ago · 32 km deep · 92 km away · felt by 1
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000h9bp. Read Sun, Sep 27, 2026, 5:44 AM UTC.