M4.1 earthquake 25 km NNW of La Serena, Chile
A magnitude 4.1 earthquake struck 25 km NNW of La Serena, Chile on Sun, Aug 12, 2018, 2:13 AM GMT-3 (05:13 UTC), 45 km (28 mi) below the surface.
A larger quake followed: M5.2 26 km NNW of La Serena, 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 (mb), light
- Local time
- UTC
- 2018-08-12 05:13:43 UTC
- Depth
- 45.1 km (28.0 mi), shallow
- Epicenter
- 29.702° S, 71.370° 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.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.3 km horizontally, 10.1 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 109°
- Stations used
- 52
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 2 in the 30 days before it.
After
- 4.427 km WSW of Coquimbo, Chile · 2965 days ago · 35 km deep · 48 km away
- 5.032 km NW of Coquimbo, Chile · 2955 days ago · 55 km deep · 17 km away · felt by 14
- 5.226 km NNW of La Serena, Chile · 2954 days ago · 35 km deep · 2 km away · felt by 18
- 4.029 km NNW of La Serena, Chile · 2954 days ago · 34 km deep · 5 km away
- 4.092 km SW of Vallenar, Chile · 2950 days ago · 11 km deep · 68 km away
- 4.060 km SW of Coquimbo, Chile · 2950 days ago · 28 km deep · 80 km away
- 4.660 km NNW of La Serena, Chile · 2949 days ago · 45 km deep · 37 km away · felt by 2
- 4.448 km NNE of Vicuña, Chile · 2925 days ago · 97 km deep · 77 km away
- 4.634 km SSW of Coquimbo, Chile · 2923 days ago · 42 km deep · 60 km away
- 4.141 km W of Coquimbo, Chile · 2923 days ago · 23 km deep · 51 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000g74f. Read Tue, Sep 29, 2026, 11:35 AM UTC.