M4.2 earthquake Tarapaca, Chile
A magnitude 4.2 earthquake struck in Tarapaca, Chile on Wed, Jan 29, 2020, 4:33 AM GMT-5 (09:33 UTC), 142 km (89 mi) below the surface.
A larger quake followed: M4.7 47 km SE of Arica, 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
- 2020-01-29 09:33:43 UTC
- Depth
- 142.4 km (88.5 mi), intermediate-depth
- Epicenter
- 18.293° S, 69.429° 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 7.0 km horizontally, 6.6 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 60°
- Stations used
- 40
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.4113 km ESE of Arica, Chile · 2411 days ago · 119 km deep · 69 km away
- 4.359 km E of Arica, Chile · 2394 days ago · 131 km deep · 42 km away
- 4.747 km SE of Arica, Chile · 2384 days ago · 72 km deep · 85 km away · felt by 4
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us60007iyk. Read Sat, Oct 3, 2026, 2:08 AM UTC.