M4.9 earthquake 11 km NE of San Bartolo, Peru
A magnitude 4.9 earthquake struck 11 km NE of San Bartolo, Peru on Thu, Oct 10, 1985, 10:09 PM GMT-5 (03:09 UTC), 88 km (55 mi) below the surface.
A larger quake followed: M5.0 4 km ESE of Santiago de Surco, Peru. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1985-10-11 03:09:03 UTC
- Depth
- 88.3 km (54.9 mi), intermediate-depth
- Epicenter
- 12.316° S, 76.701° 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.
- Depth from
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayPeru earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002kph. Read Wed, Sep 23, 2026, 12:51 AM UTC.