M4.8 earthquake 29 km NNW of Ovalle, Chile
A magnitude 4.8 earthquake struck 29 km NNW of Ovalle, Chile on Thu, Nov 4, 2021, 1:18 AM GMT-3 (04:18 UTC), 50 km (31 mi) below the surface.
A larger quake followed: M5.7 42 km N of La Serena, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (Mwr, regional moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-11-04 04:18:23 UTC
- Depth
- 49.7 km (30.9 mi), shallow
- Epicenter
- 30.346° S, 71.269° W
- Region
- Chile
- Felt reports
- 13
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
13 people reported to the USGS what they felt; the strongest reported shaking was VI, strong shaking.
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
- 4.8 Mwr
- Nodal plane 1
- Strike 121°, dip 60°, rake 155°
- Nodal plane 2
- Strike 224°, dip 69°, rake 33°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.8 km horizontally, 3.8 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 84°
- Stations used
- 114
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 5 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.449 km WNW of Coquimbo, Chile · 1764 days ago · 46 km deep · 83 km away
- 5.742 km N of La Serena, Chile · 1758 days ago · 45 km deep · 91 km away · felt by 47
- 4.519 km SW of Ovalle, Chile · 1748 days ago · 41 km deep · 41 km away · felt by 1
- 4.631 km WSW of Coquimbo, Chile · 1748 days ago · 25 km deep · 51 km away
- 4.141 km NNW of La Serena, Chile · 1747 days ago · 35 km deep · 89 km away · felt by 1
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000frbf. Read Sun, Oct 4, 2026, 6:44 PM UTC.