M4.5 earthquake 29 km SE of Palca, Peru
A magnitude 4.5 earthquake struck 29 km SE of Palca, Peru on Wed, Dec 21, 2016, 10:24 PM GMT-5 (03:24 UTC), 125 km (78 mi) below the surface.
A larger quake followed: M4.8 78 km WSW 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
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2016-12-22 03:24:11 UTC
- Depth
- 125.0 km (77.7 mi), intermediate-depth
- Epicenter
- 17.926° S, 69.735° 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 6.1 km horizontally, 3.1 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 77°
- Stations used
- 62
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.049 km E of Arica, Chile · 3556 days ago · 120 km deep · 53 km away
- 4.878 km WSW of Curahuara de Carangas, Bolivia · 3549 days ago · 135 km deep · 66 km away · felt by 1
- 4.1Peru-Bolivia border region · 3541 days ago · 157 km deep · 61 km away
- 4.499 km SE of Palca, Peru · 3538 days ago · 134 km deep · 72 km away
Before
Earthquakes todayPeru earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10007lwp. Read Thu, Oct 1, 2026, 3:21 AM UTC.