M4.2 earthquake 97 km SW of Iquique, Chile
A magnitude 4.2 earthquake struck 97 km SW of Iquique, Chile on Sat, Jan 20, 2018, 5:49 PM GMT-3 (20:49 UTC), 27 km (17 mi) below the surface.
A larger quake followed: M4.3 46 km WNW of Iquique, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-01-20 20:49:32 UTC
- Depth
- 26.7 km (16.6 mi), shallow
- Epicenter
- 20.775° S, 70.873° 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 4.5 km horizontally, 5.5 km in depth
- Magnitude uncertainty
- ±0.17
- Depth from
- From location
- Station coverage gap
- 149°
- Stations used
- 48
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000clxk. Read Thu, Oct 1, 2026, 4:57 PM UTC.