M3.9 earthquake 21 km W of Pacocha, Peru
A magnitude 3.9 earthquake struck 21 km W of Pacocha, Peru on Thu, Mar 10, 2016, 11:22 AM GMT-5 (16:22 UTC), 54 km (33 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.9 (mb, body-wave), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2016-03-10 16:22:37 UTC
- Depth
- 53.6 km (33.3 mi), shallow
- Epicenter
- 17.624° S, 71.546° W
- Region
- Peru
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (II) at Ilo.
From the USGS event page for us10004xt9. U.S. Geological Survey text and figures are in the public domain.
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 7.9 km horizontally, 12.9 km in depth
- Magnitude uncertainty
- ±0.36
- Depth from
- From location
- Station coverage gap
- 215°, poorly surrounded by stations
- Stations used
- 23
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10004xt9. Read Fri, Oct 2, 2026, 2:21 AM UTC.