M4.2 earthquake 76 km ESE of Salamanca, Chile
A magnitude 4.2 earthquake struck 76 km ESE of Salamanca, Chile on Tue, Oct 17, 2017, 6:08 PM GMT-3 (21:08 UTC), 120 km (74 mi) below the surface.
A larger quake followed: M4.8 32 km NE of La Ligua, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-10-17 21:08:11 UTC
- Depth
- 119.6 km (74.3 mi), intermediate-depth
- Epicenter
- 32.115° S, 70.260° 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 5.3 km horizontally, 7.2 km in depth
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
- Station coverage gap
- 104°
- Stations used
- 52
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.832 km NE of La Ligua, Chile · 3231 days ago · 72 km deep · 70 km away · felt by 117
- 4.364 km ENE of Salamanca, Chile · 3216 days ago · 126 km deep · 51 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000athc. Read Fri, Oct 2, 2026, 7:01 AM UTC.