M4.3 earthquake 41 km W of Arauco, Chile
A magnitude 4.3 earthquake struck 41 km W of Arauco, Chile on Fri, Feb 17, 2012, 4:11 PM GMT-3 (19:11 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M4.7 43 km WNW of Coronel, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2012-02-17 19:11:22 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 37.233° S, 73.785° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
no people dead or missing; no people injured; no buildings damaged or destroyed
From the USGS event page for usp000jf1t. U.S. Geological Survey text and figures are in the public domain.
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
- Station coverage gap
- 78°
- Stations used
- 30
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 9 in the 30 days before it.
After
- 4.743 km WNW of Coronel, Chile · 5313 days ago · 27 km deep · 41 km away
- 4.512 km WNW of Coronel, Chile · 5302 days ago · 23 km deep · 52 km away · felt by 9
- 4.762 km NW of Arauco, Chile · 5292 days ago · 10 km deep · 36 km away
- 4.429 km NW of Lebu, Chile · 5291 days ago · 44 km deep · 21 km away
- 4.144 km WNW of Coronel, Chile · 5289 days ago · 18 km deep · 45 km away
Before
- 4.830 km WNW of Arauco, Chile · 5341 days ago · 14 km deep · 14 km away
- 4.265 km NW of Lebu, Chile · 5342 days ago · 5 km deep · 41 km away
- 4.325 km NW of Lebu, Chile · 5347 days ago · 21 km deep · 24 km away
- 4.017 km E of Concepción, Chile · 5347 days ago · 40 km deep · 92 km away
- 5.626 km NW of Lebu, Chile · 5347 days ago · 20 km deep · 26 km away · felt by 53
- 4.711 km WNW of Talcahuano, Chile · 5353 days ago · 38 km deep · 77 km away · felt by 26
- 4.423 km NW of Talcahuano, Chile · 5366 days ago · 15 km deep · 87 km away
- 5.046 km NW of Talcahuano, Chile · 5366 days ago · 7 km deep · 94 km away
- 4.332 km SW of Lebu, Chile · 5366 days ago · 42 km deep · 63 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000jf1t. Read Fri, Oct 2, 2026, 12:17 PM UTC.