M4.2 earthquake 29 km WSW of Ovalle, Chile
A magnitude 4.2 earthquake struck 29 km WSW of Ovalle, Chile on Wed, Oct 21, 2020, 8:31 PM GMT-3 (23:31 UTC), 39 km (24 mi) below the surface.
A larger quake followed: M5.5 42 km SW of Ovalle, 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
- 2020-10-21 23:31:21 UTC
- Depth
- 39.4 km (24.5 mi), shallow
- Epicenter
- 30.720° S, 71.479° 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 4.4 km horizontally, 5.8 km in depth
- Magnitude uncertainty
- ±0.37
- Depth from
- From location
- Station coverage gap
- 79°
- Stations used
- 48
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.462 km SE of Monte Patria, Chile · 2167 days ago · 95 km deep · 99 km away · felt by 3
- 4.3Off the coast of Coquimbo, Chile · 2151 days ago · 10 km deep · 60 km away
- 4.222 km W of Coquimbo, Chile · 2151 days ago · 38 km deep · 83 km away · felt by 2
- 4.336 km WSW of Ovalle, Chile · 2150 days ago · 41 km deep · 9 km away
- 5.542 km SW of Ovalle, Chile · 2141 days ago · 51 km deep · 22 km away · felt by 32
- 4.458 km W of Ovalle, Chile · 2140 days ago · 21 km deep · 31 km away
- 4.324 km SW of Ovalle, Chile · 2116 days ago · 54 km deep · 9 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000cb2n. Read Fri, Oct 2, 2026, 11:40 AM UTC.