M4.1 earthquake 30 km NNW of La Serena, Chile
A magnitude 4.1 earthquake struck 30 km NNW of La Serena, Chile on Sun, Jan 1, 2017, 12:25 AM GMT-3 (03:25 UTC), 42 km (26 mi) below the surface.
A larger quake followed: M5.4 77 km WSW of Coquimbo, 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
- 2017-01-01 03:25:38 UTC
- Depth
- 42.3 km (26.3 mi), shallow
- Epicenter
- 29.634° S, 71.328° 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
- Oblique reverse
- Moment magnitude
- 4.1 Mwr
- Nodal plane 1
- Strike 29°, dip 48°, rake 123°
- Nodal plane 2
- Strike 164°, dip 52°, rake 59°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.2 km horizontally, 7.9 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- From location
- Station coverage gap
- 120°
- Stations used
- 39
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 8 in the 30 days before it.
After
- 4.342 km W of Coquimbo, Chile · 3557 days ago · 40 km deep · 59 km away
- 3.949 km W of Coquimbo, Chile · 3557 days ago · 18 km deep · 64 km away
- 4.392 km WSW of Vallenar, Chile · 3557 days ago · 7 km deep · 100 km away
- 4.941 km SSW of Coquimbo, Chile · 3554 days ago · 45 km deep · 75 km away · felt by 5
- 4.332 km NNW of La Serena, Chile · 3549 days ago · 44 km deep · 10 km away · felt by 1
- 4.443 km NW of Ovalle, Chile · 3546 days ago · 33 km deep · 86 km away · felt by 2
- 4.221 km NW of Ovalle, Chile · 3527 days ago · 73 km deep · 94 km away
- 4.018 km SSE of Coquimbo, Chile · 3526 days ago · 84 km deep · 54 km away
- 4.480 km WNW of Coquimbo, Chile · 3520 days ago · 11 km deep · 74 km away · felt by 1
- 4.29 km S of Coquimbo, Chile · 3512 days ago · 50 km deep · 45 km away · felt by 9
- 5.477 km WSW of Coquimbo, Chile · 3511 days ago · 10 km deep · 96 km away · felt by 2
- 5.091 km WSW of Vallenar, Chile · 3501 days ago · 35 km deep · 79 km away · felt by 5
Before
- 3.983 km WSW of Vallenar, Chile · 3565 days ago · 40 km deep · 100 km away
- 4.150 km NW of Coquimbo, Chile · 3565 days ago · 35 km deep · 38 km away
- 3.845 km W of Coquimbo, Chile · 3570 days ago · 22 km deep · 56 km away
- 4.140 km SSW of Coquimbo, Chile · 3572 days ago · 34 km deep · 73 km away
- 4.053 km WNW of Ovalle, Chile · 3573 days ago · 35 km deep · 91 km away
- 5.244 km WNW of Ovalle, Chile · 3573 days ago · 36 km deep · 92 km away · felt by 5
- 4.144 km WNW of Ovalle, Chile · 3576 days ago · 31 km deep · 94 km away
- 3.930 km NW of La Serena, Chile · 3577 days ago · 43 km deep · 13 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10007p19. Read Mon, Sep 28, 2026, 11:54 AM UTC.