February 18, 1964 Earthquake: Azores
A magnitude 4.6 earthquake struck Azores on February 18, 1964 at 12:19:00 UTC, 33 km below the surface.
Map
Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.
The earthquake
- Date
- February 18, 1964
- Time
- 12:19:00 UTC
- Place
- Azores
- Magnitude
- 4.6
- Focal depth
- 33 km (21 mi)
- Tsunami
- None recorded
- Epicenter
- 38.800° N, 28.400° W
- Country
- Azores
The toll
- Damage
- Severe (about $5 to $25 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.
What the record says
NCEI’s account, from the sources it cites.
The 1958 and 1964 earthquakes on the islands of Faial and Sao Jorge (respectively) were triggered, for example, by volcanic eruptions, and also resulted in the development of major landslides that caused severe damage. (reference #13072)
Other significant earthquakes nearby
Within 200 km, the deadliest first.
- July 9, 1757, Sao Jorge, Azores
- January 1, 1980, Terceira, Angra do Heroismo, Azores
- July 9, 1998, Faial, Pico, Terceira, Azores
- August 31, 1926, Fayal Island, Azores
- June 26, 1989, Graciosa, Terceira, Azores
- November 23, 1973, Pico, Faial, Terceira, Azores
- June 13, 1730, Luz, Azores
- May 14, 1958, Azores
- December 21, 1852, Faial, Azores
- May 17, 1547, Santa Barbara, Fregues, Azores
- May 4, 1614, Praia, Azores
- February 28, 1968, Azores
- August 12, 1720, Sao Miguel (San Miguel), Azores
- December 8, 1720, Atlantic, Azores
More
Significant earthquakes of 1964The 1900sEvery quake the USGS located in 1964Recent earthquakes near hereThis day in weather history
Sources
Significant earthquakes from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI earthquake 4310.