M5.5 earthquake 12 km WNW of Papayal, Peru
A magnitude 5.5 earthquake struck 12 km WNW of Papayal, Peru on Mon, Mar 28, 1966, 10:29 AM GMT-5 (15:29 UTC), 43 km (27 mi) below the surface.
A larger quake followed: M5.6 7 km N of Papayal, Peru. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.5 (mw), moderate
- Local time
- UTC
- 1966-03-28 15:29:23 UTC
- Depth
- 42.9 km (26.7 mi), shallow
- Epicenter
- 4.018° S, 80.836° 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.
- Magnitude uncertainty
- ±0.53
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 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 iscgem849667. Read Tue, Sep 22, 2026, 9:35 AM UTC.