M4.5 earthquake 33 km WSW of Ovalle, Chile
A magnitude 4.5 earthquake struck 33 km WSW of Ovalle, Chile on Mon, Sep 27, 2021, 6:58 AM GMT-3 (09:58 UTC), 39 km (24 mi) below the surface.
A larger quake followed: M4.8 29 km NNW 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
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-09-27 09:58:45 UTC
- Depth
- 38.6 km (24.0 mi), shallow
- Epicenter
- 30.723° S, 71.516° 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 5.4 km horizontally, 3.7 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 60°
- Stations used
- 38
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 6 in the 30 days before it.
After
- 4.080 km WNW of Illapel, Chile · 1797 days ago · 12 km deep · 78 km away · felt by 4
- 4.829 km NNW of Ovalle, Chile · 1795 days ago · 50 km deep · 48 km away · felt by 13
Before
- 4.46 km SSW of Coquimbo, Chile · 1833 days ago · 45 km deep · 81 km away · felt by 7
- 4.531 km W of Coquimbo, Chile · 1841 days ago · 20 km deep · 81 km away · felt by 2
- 4.263 km W of Coquimbo, Chile · 1847 days ago · 11 km deep · 90 km away
- 4.255 km WSW of Ovalle, Chile · 1853 days ago · 24 km deep · 24 km away
- 4.435 km WSW of Coquimbo, Chile · 1854 days ago · 25 km deep · 80 km away · felt by 1
- 4.218 km W of Ovalle, Chile · 1861 days ago · 69 km deep · 21 km away · felt by 6
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000fetc. Read Sat, Oct 3, 2026, 6:15 PM UTC.