M3.9 earthquake 1 km S of Limache, Chile
A magnitude 3.9 earthquake struck 1 km S of Limache, Chile on Fri, Dec 18, 2020, 5:41 AM GMT-3 (08:41 UTC), 58 km (36 mi) below the surface.
A larger quake followed: M4.4 near the coast of central Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.9 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-12-18 08:41:04 UTC
- Depth
- 57.9 km (36.0 mi), shallow
- Epicenter
- 33.034° S, 71.263° W
- Region
- Chile
- Felt reports
- 1
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 3.0 km horizontally, 6.6 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- From location
- Station coverage gap
- 80°
- Stations used
- 44
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 6 in the 30 days before it.
After
- 4.310 km NNW of Chicureo Abajo, Chile · 2112 days ago · 91 km deep · 57 km away · felt by 9
- 4.146 km WNW of La Ligua, Chile · 2110 days ago · 35 km deep · 91 km away
- 4.234 km NE of San Felipe, Chile · 2110 days ago · 97 km deep · 93 km away · felt by 1
- 4.355 km W of Valparaíso, Chile · 2096 days ago · 10 km deep · 90 km away
- 4.250 km WNW of La Ligua, Chile · 2072 days ago · 57 km deep · 96 km away · felt by 1
- 4.4near the coast of central Chile · 2058 days ago · 45 km deep · 62 km away · felt by 14
Before
- 4.540 km WNW of Valparaíso, Chile · 2116 days ago · 14 km deep · 72 km away · felt by 1
- 4.341 km WNW of Valparaíso, Chile · 2117 days ago · 10 km deep · 73 km away
- 4.050 km NNW of Valparaíso, Chile · 2117 days ago · 35 km deep · 72 km away
- 4.555 km WNW of La Ligua, Chile · 2120 days ago · 21 km deep · 97 km away · felt by 3
- 4.19 km E of Quillota, Chile · 2125 days ago · 67 km deep · 19 km away · felt by 10
- 4.356 km W of La Ligua, Chile · 2140 days ago · 22 km deep · 81 km away · felt by 2
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000cs2h. Read Fri, Oct 2, 2026, 6:31 PM UTC.