M4.1 earthquake 86 km W of Illapel, Chile
A magnitude 4.1 earthquake struck 86 km W of Illapel, Chile on Mon, Feb 22, 2016, 6:53 PM GMT-3 (21:53 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M4.2 102 km W of Illapel, 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), light
- Local time
- UTC
- 2016-02-22 21:53:52 UTC
- Depth
- 6.2 km (3.9 mi), shallow
- Epicenter
- 31.673° S, 72.084° 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.
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 1°, dip 36°, rake 98°
- Nodal plane 2
- Strike 172°, dip 55°, rake 84°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 2.3 km horizontally, 3.4 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 115°
- Stations used
- 68
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 10 in the 30 days before it.
After
- 4.064 km NNW of Illapel, Chile · 3863 days ago · 43 km deep · 78 km away
- 3.955 km WNW of Illapel, Chile · 3862 days ago · 22 km deep · 40 km away
- 4.2102 km W of Illapel, Chile · 3858 days ago · 10 km deep · 21 km away
- 4.097 km W of Illapel, Chile · 3856 days ago · 20 km deep · 16 km away
- 4.128 km SW of Illapel, Chile · 3850 days ago · 44 km deep · 64 km away
- 4.659 km WNW of La Ligua, Chile · 3844 days ago · 28 km deep · 68 km away
- 4.358 km WNW of Illapel, Chile · 3843 days ago · 41 km deep · 40 km away
- 5.368 km NW of Illapel, Chile · 3842 days ago · 25 km deep · 59 km away · felt by 11
- 4.477 km NW of Illapel, Chile · 3842 days ago · 25 km deep · 54 km away
- 4.274 km NW of Illapel, Chile · 3842 days ago · 35 km deep · 56 km away
- 4.318 km WSW of Illapel, Chile · 3837 days ago · 52 km deep · 70 km away
- 4.561 km WNW of Illapel, Chile · 3837 days ago · 29 km deep · 38 km away
- 4.627 km WSW of Illapel, Chile · 3835 days ago · 43 km deep · 64 km away · felt by 1
- 4.189 km W of Illapel, Chile · 3832 days ago · 13 km deep · 8 km away
- 5.372 km NW of Illapel, Chile · 3823 days ago · 24 km deep · 57 km away · felt by 4
- 5.360 km WNW of Illapel, Chile · 3821 days ago · 30 km deep · 35 km away · felt by 7
- 4.399 km WSW of Ovalle, Chile · 3817 days ago · 10 km deep · 71 km away
- 4.661 km WNW of Illapel, Chile · 3817 days ago · 35 km deep · 34 km away
- 4.663 km NW of La Ligua, Chile · 3813 days ago · 18 km deep · 58 km away · felt by 1
- 4.863 km WNW of La Ligua, Chile · 3812 days ago · 20 km deep · 59 km away · felt by 1
- 4.270 km WNW of Illapel, Chile · 3810 days ago · 35 km deep · 31 km away · felt by 1
- 5.215 km SW of Illapel, Chile · 3809 days ago · 42 km deep · 76 km away · felt by 7
Before
- 4.867 km NW of Illapel, Chile · 3870 days ago · 36 km deep · 64 km away
- 4.316 km SW of Illapel, Chile · 3874 days ago · 55 km deep · 73 km away
- 3.976 km WNW of La Ligua, Chile · 3878 days ago · 24 km deep · 51 km away
- 4.381 km WNW of La Ligua, Chile · 3879 days ago · 22 km deep · 46 km away
- 4.495 km W of Illapel, Chile · 3880 days ago · 12 km deep · 14 km away
- 5.169 km SW of Ovalle, Chile · 3882 days ago · 24 km deep · 77 km away
- 5.077 km SW of Ovalle, Chile · 3882 days ago · 25 km deep · 72 km away
- 4.673 km SW of Ovalle, Chile · 3883 days ago · 27 km deep · 74 km away
- 4.969 km SW of Ovalle, Chile · 3883 days ago · 25 km deep · 78 km away · felt by 1
- 4.590 km W of Illapel, Chile · 3893 days ago · 15 km deep · 4 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10004rum. Read Tue, Sep 22, 2026, 9:04 AM UTC.