M4.1 earthquake 91 km WNW of Puerto, Chile
A magnitude 4.1 earthquake struck 91 km WNW of Puerto, Chile on Tue, Oct 10, 2023, 7:56 AM GMT-3 (10:56 UTC), 17 km (11 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (Mwr, regional moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2023-10-10 10:56:14 UTC
- Depth
- 17.0 km (10.6 mi), shallow
- Epicenter
- 20.011° S, 71.005° 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
- 4.1 Mwr
- Nodal plane 1
- Strike 360°, dip 29°, rake 105°
- Nodal plane 2
- Strike 162°, dip 62°, rake 82°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 2.2 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From moment tensor inversion
- Station coverage gap
- 133°
- Stations used
- 28
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 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 us6000legx. Read Sun, Oct 4, 2026, 11:15 AM UTC.