M4.9 earthquake 92 km SE of Palca, Peru
A magnitude 4.9 earthquake struck 92 km SE of Palca, Peru on Thu, Jan 25, 2018, 6:53 AM GMT-5 (11:53 UTC), 10 km (6 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
- 4.9 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-01-25 11:53:47 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 18.328° S, 69.307° W
- Region
- Peru
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 4.9 | mb, body-wave | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.059 · 92 stations |
| 4.97 | Mw, moment | ISC-GEM global catalog | Final · ±0.1 |
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 4.9 km horizontally, 1.8 km in depth
- Magnitude uncertainty
- ±0.06
- Depth from
- Operator assigned
- Station coverage gap
- 54°
- Stations used
- 75
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 5 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.292 km SE of Palca, Peru · 3171 days ago · 10 km deep · 8 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 · 81 km away
- 4.7120 km ESE of Arica, Chile · 3144 days ago · 109 km deep · 70 km away · felt by 1
- 5.0118 km SW of Curahuara de Carangas, Bolivia · 3119 days ago · 131 km deep · 51 km away · felt by 3
Before
Earthquakes todayPeru earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000cp81 (also filed as iscgem611658421). Read Thu, Oct 1, 2026, 5:22 AM UTC.