M4.1 earthquake 22 km SW of Illapel, Chile
A magnitude 4.1 earthquake struck 22 km SW of Illapel, Chile on Wed, Nov 25, 2020, 11:51 PM GMT-3 (02:51 UTC), 44 km (27 mi) below the surface.
A larger quake followed: M5.1 51 km SSW 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
- 4.1 (Mwr, regional moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-11-26 02:51:12 UTC
- Depth
- 43.7 km (27.1 mi), shallow
- Epicenter
- 31.751° S, 71.365° W
- Region
- Chile
- Felt reports
- 1
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.
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 343°, dip 31°, rake 78°
- Nodal plane 2
- Strike 177°, dip 60°, rake 97°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.9 km horizontally, 5.7 km in depth
- Magnitude uncertainty
- ±0.06
- Depth from
- From location
- Station coverage gap
- 73°
- Stations used
- 66
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 4 in the 30 days before it.
After
- 5.050 km NNW of La Ligua, Chile · 2125 days ago · 44 km deep · 37 km away · felt by 33
- 4.164 km NW of La Ligua, Chile · 2124 days ago · 35 km deep · 45 km away · felt by 3
- 4.555 km WNW of La Ligua, Chile · 2121 days ago · 21 km deep · 71 km away · felt by 3
- 4.146 km WNW of La Ligua, Chile · 2111 days ago · 35 km deep · 68 km away
- 4.5102 km WNW of Illapel, Chile · 2108 days ago · 21 km deep · 90 km away · felt by 1
- 4.442 km NW of La Ligua, Chile · 2108 days ago · 47 km deep · 48 km away · felt by 1
- 4.490 km WNW of La Ligua, Chile · 2102 days ago · 10 km deep · 70 km away
- 4.443 km WSW of Illapel, Chile · 2095 days ago · 29 km deep · 21 km away
- 5.151 km SSW of Ovalle, Chile · 2086 days ago · 59 km deep · 79 km away · felt by 17
- 4.638 km WSW of Illapel, Chile · 2084 days ago · 49 km deep · 16 km away · felt by 2
Before
- 4.356 km W of La Ligua, Chile · 2140 days ago · 22 km deep · 92 km away · felt by 2
- 5.542 km SW of Ovalle, Chile · 2142 days ago · 51 km deep · 93 km away · felt by 32
- 4.223 km W of La Ligua, Chile · 2146 days ago · 68 km deep · 78 km away · felt by 4
- 4.736 km WSW of Illapel, Chile · 2149 days ago · 47 km deep · 16 km away · felt by 5
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000cjxe. Read Fri, Oct 2, 2026, 9:07 PM UTC.