M4.3 earthquake 63 km ESE of Palca, Peru
A magnitude 4.3 earthquake struck 63 km ESE of Palca, Peru on Wed, Sep 13, 2017, 6:21 PM GMT-5 (23:21 UTC), 143 km (89 mi) below the surface.
A larger quake followed: M6.3 58 km E of Arica, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 2017-09-13 23:21:37 UTC
- Depth
- 143.4 km (89.1 mi), intermediate-depth
- Epicenter
- 18.063° S, 69.438° 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 6.4 km horizontally, 5.3 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 59°
- Stations used
- 53
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.252 km E of Estique, Peru · 3300 days ago · 168 km deep · 61 km away · felt by 1
- 4.723 km SE of Tacna, Peru · 3297 days ago · 98 km deep · 68 km away · felt by 1
- 3.977 km ESE of Palca, Peru · 3294 days ago · 147 km deep · 18 km away
- 6.358 km E of Arica, Chile · 3278 days ago · 85 km deep · 66 km away · felt by 82
- 4.459 km ESE of Arica, Chile · 3278 days ago · 91 km deep · 67 km away
- 4.856 km ESE of Arica, Chile · 3278 days ago · 94 km deep · 68 km away
- 4.147 km ESE of Arica, Chile · 3275 days ago · 102 km deep · 76 km away
- 3.938 km ESE of Arica, Chile · 3272 days ago · 89 km deep · 83 km away
- 4.268 km E of Estique, Peru · 3265 days ago · 165 km deep · 70 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000alzg. Read Wed, Sep 30, 2026, 10:18 PM UTC.