M4.2 earthquake 83 km SE of Palca, Peru
A magnitude 4.2 earthquake struck 83 km SE of Palca, Peru on Mon, Jan 22, 2018, 10:56 AM GMT-3 (13:56 UTC), 123 km (77 mi) below the surface.
A larger quake followed: M5.0 118 km SW of Curahuara de Carangas, Bolivia. 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
- 2018-01-22 13:56:50 UTC
- Depth
- 123.2 km (76.6 mi), intermediate-depth
- Epicenter
- 18.358° S, 69.457° W
- Region
- Peru
- 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 9.6 km horizontally, 7.6 km in depth
- Magnitude uncertainty
- ±0.18
- Stations used
- 0
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 3 in the 30 days before it.
After
- 4.992 km SE of Palca, Peru · 3171 days ago · 10 km deep · 16 km away
- 4.292 km SE of Palca, Peru · 3171 days ago · 10 km deep · 22 km away
- 4.560 km ESE of Palca, Peru · 3167 days ago · 135 km deep · 37 km away
- 4.555 km ENE of Palca, Peru · 3157 days ago · 133 km deep · 82 km away
- 4.7120 km ESE of Arica, Chile · 3144 days ago · 109 km deep · 69 km away · felt by 1
- 5.0118 km SW of Curahuara de Carangas, Bolivia · 3119 days ago · 131 km deep · 58 km away · felt by 3
Before
Earthquakes todayPeru earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000cmg8. Read Thu, Oct 1, 2026, 5:22 AM UTC.