M4.9 earthquake 30 km SSE of Palca, Peru
A magnitude 4.9 earthquake struck 30 km SSE of Palca, Peru on Wed, Dec 20, 2017, 1:16 PM GMT-5 (18:16 UTC), 110 km (68 mi) below the surface.
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
- 2017-12-20 18:16:11 UTC
- Depth
- 109.9 km (68.3 mi), intermediate-depth
- Epicenter
- 18.034° S, 69.869° 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 5.7 km horizontally, 5.8 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- From location
- Station coverage gap
- 89°
- Stations used
- 41
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 8 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.863 km ESE of Palca, Peru · 3207 days ago · 142 km deep · 49 km away
- 4.865 km E of Estique, Peru · 3201 days ago · 149 km deep · 80 km away
- 4.975 km SE of Palca, Peru · 3186 days ago · 127 km deep · 53 km away
- 4.283 km SE of Palca, Peru · 3174 days ago · 123 km deep · 56 km away
- 4.992 km SE of Palca, Peru · 3171 days ago · 10 km deep · 68 km away
- 4.292 km SE of Palca, Peru · 3171 days ago · 10 km deep · 69 km away
- 4.560 km ESE of Palca, Peru · 3167 days ago · 135 km deep · 44 km away
- 4.555 km ENE of Palca, Peru · 3157 days ago · 133 km deep · 63 km away
Before
- 4.059 km E of Arica, Chile · 3208 days ago · 142 km deep · 58 km away
- 4.370 km ESE of Palca, Peru · 3208 days ago · 158 km deep · 60 km away
- 5.09 km E of Tacna, Peru · 3212 days ago · 94 km deep · 31 km away · felt by 1
- 4.283 km E of Arica, Chile · 3212 days ago · 136 km deep · 69 km away
- 4.870 km ENE of Palca, Peru · 3229 days ago · 154 km deep · 78 km away · felt by 2
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000bttr. Read Thu, Oct 1, 2026, 6:27 AM UTC.