M6.4 earthquake 80 km SW of Puerto Casma, Peru
A magnitude 6.4 earthquake struck 80 km SW of Puerto Casma, Peru on Wed, Apr 18, 1962, 2:14 PM GMT-5 (19:14 UTC), 49 km (31 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.4 (mw), strong
- Local time
- UTC
- 1962-04-18 19:14:41 UTC
- Depth
- 49.4 km (30.7 mi), shallow
- Epicenter
- 9.941° S, 78.933° W
- Region
- Peru
- Strongest shaking
- V, moderate shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Deaths and damage
From NOAA NCEI’s Significant Earthquake Database (record 4261), matched to this event by time and place.
- Deaths
- 4
- Damage
- Moderate (about $1 to $5 million)
Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- V, moderate shaking
- Peak ground acceleration
- 6.2% of gravity
- Peak ground velocity
- 1.1 cm/s
- Map
- Automatic

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
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 3.4 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 iscgem874576. Read Sun, Sep 27, 2026, 9:29 PM UTC.