M4.7 earthquake 53 km ENE of Palca, Peru
A magnitude 4.7 earthquake struck 53 km ENE of Palca, Peru on Wed, Apr 22, 2015, 11:49 PM GMT-5 (04:49 UTC), 168 km (104 mi) below the surface.
A larger quake followed: M5.1 104 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
- 4.7 (mb), light
- Local time
- UTC
- 2015-04-23 04:49:13 UTC
- Depth
- 168.0 km (104.4 mi), intermediate-depth
- Epicenter
- 17.639° S, 69.474° 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 6.8 km horizontally, 4.9 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 85°
- Stations used
- 51
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 5 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.782 km SE of Palca, Peru · 4164 days ago · 139 km deep · 69 km away
- 4.376 km E of Arica, Chile · 4155 days ago · 131 km deep · 86 km away
- 5.1104 km SW of Curahuara de Carangas, Bolivia · 4148 days ago · 115 km deep · 95 km away · felt by 3
- 4.741 km E of Tarata, Peru · 4135 days ago · 150 km deep · 31 km away
- 4.320 km SSE of Mazo Cruz, Peru · 4123 days ago · 181 km deep · 82 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us200028i2. Read Wed, Sep 30, 2026, 5:54 AM UTC.