M4.6 earthquake 60 km NNW of La Serena, Chile
A magnitude 4.6 earthquake struck 60 km NNW of La Serena, Chile on Sun, Sep 2, 2018, 8:04 AM GMT-3 (11:04 UTC), 45 km (28 mi) below the surface.
A larger quake followed: M5.3 93 km W of Vallenar, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mwr), light
- Local time
- UTC
- 2018-09-02 11:04:11 UTC
- Depth
- 44.5 km (27.7 mi), shallow
- Epicenter
- 29.372° S, 71.380° W
- Region
- Chile
- Felt reports
- 2
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
2 people 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
- Normal
- Moment magnitude
- 4.6 Mwr
- Nodal plane 1
- Strike 187°, dip 69°, rake -94°
- Nodal plane 2
- Strike 18°, dip 22°, rake -79°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.4 km horizontally, 5.4 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 91°
- Stations used
- 100
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 6 in the 60 days after this one and 8 in the 30 days before it.
After
- 5.393 km W of Vallenar, Chile · 2940 days ago · 35 km deep · 77 km away · felt by 3
- 4.448 km NNE of Vicuña, Chile · 2924 days ago · 97 km deep · 83 km away
- 4.634 km SSW of Coquimbo, Chile · 2922 days ago · 42 km deep · 96 km away
- 4.141 km W of Coquimbo, Chile · 2921 days ago · 23 km deep · 79 km away
- 4.060 km S of Vallenar, Chile · 2901 days ago · 73 km deep · 71 km away
- 4.337 km NW of Coquimbo, Chile · 2896 days ago · 35 km deep · 42 km away
Before
- 4.092 km SW of Vallenar, Chile · 2949 days ago · 11 km deep · 33 km away
- 4.029 km NNW of La Serena, Chile · 2953 days ago · 34 km deep · 34 km away
- 5.226 km NNW of La Serena, Chile · 2953 days ago · 35 km deep · 35 km away · felt by 18
- 5.032 km NW of Coquimbo, Chile · 2954 days ago · 55 km deep · 42 km away · felt by 14
- 4.427 km WSW of Coquimbo, Chile · 2964 days ago · 35 km deep · 82 km away
- 4.125 km NNW of La Serena, Chile · 2969 days ago · 45 km deep · 37 km away
- 4.2102 km W of Vallenar, Chile · 2970 days ago · 11 km deep · 80 km away
- 4.094 km NW of Coquimbo, Chile · 2971 days ago · 10 km deep · 61 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000h6u9. Read Mon, Sep 28, 2026, 8:57 AM UTC.