M4.7 earthquake 89 km WSW of El Cardo, Peru
A magnitude 4.7 earthquake struck 89 km WSW of El Cardo, Peru on Thu, Aug 6, 1981, 2:14 AM GMT-5 (07:14 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.0 2 km E of Camaná, Peru. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 1981-08-06 07:14:06 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 17.007° S, 73.457° 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 1.7 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.02 km E of Camaná, Peru · 16478 days ago · 84 km deep · 93 km away
- 4.451 km S of Atico, Peru · 16468 days ago · 63 km deep · 42 km away
Before
Earthquakes todayPeru earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001f4v. Read Tue, Sep 22, 2026, 11:35 AM UTC.