M4.2 earthquake Tarapaca, Chile
A magnitude 4.2 earthquake struck in Tarapaca, Chile on Tue, Jan 31, 2023, 6:51 PM GMT-3 (21:51 UTC), 111 km (69 mi) below the surface.
A larger quake followed: M4.6 73 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
- 2023-01-31 21:51:19 UTC
- Depth
- 111.1 km (69.0 mi), intermediate-depth
- Epicenter
- 18.895° S, 69.905° 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 5.1 km horizontally, 5.9 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 115°
- Stations used
- 24
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.673 km SE of Arica, Chile · 1340 days ago · 101 km deep · 19 km away · felt by 3
- 4.4Tarapaca, Chile · 1333 days ago · 126 km deep · 74 km away
- 4.2Near the coast of Tarapaca, Chile · 1330 days ago · 103 km deep · 80 km away
- 4.19 km N of Cuya, Chile · 1322 days ago · 64 km deep · 34 km away
- 4.335 km SE of Palca, Peru · 1321 days ago · 119 km deep · 97 km away
- 4.247 km WSW of Camiña, Chile · 1306 days ago · 35 km deep · 72 km away · felt by 8
- 4.328 km NW of Arica, Chile · 1294 days ago · 80 km deep · 91 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000jkld. Read Sun, Oct 4, 2026, 10:57 PM UTC.