M4.9 earthquake 126 km SW of Islay (Matarani), Peru
A magnitude 4.9 earthquake struck 126 km SW of Islay (Matarani), Peru on Thu, Oct 17, 1985, 7:00 PM GMT-5 (00:00 UTC), 33 km (21 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), light
- Local time
- UTC
- 1985-10-18 00:00:05 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 17.808° S, 72.936° 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
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.4127 km SW of Islay (Matarani), Peru · 14932 days ago · 33 km deep · 8 km away
- 4.9124 km SW of Islay (Matarani), Peru · 14932 days ago · 33 km deep · 3 km away
Before
Earthquakes todayPeru earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002kwe. Read Tue, Sep 29, 2026, 2:20 PM UTC.