Significant earthquakes of 1968

February 21, 1968 Earthquake: Kyushu, Japan

February 21, 1968 · M6.3 · 3 deaths

A magnitude 6.3 earthquake struck Kyushu, Japan on February 21, 1968 at 01:45:00 UTC, 3 km below the surface. It killed 3 people.

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 21, 1968
Time
01:45:00 UTC
Place
Kyushu, Japan
Magnitude
6.3
Focal depth
3 km (2 mi)
Tsunami
None recorded
Epicenter
32.000° N, 130.600° E
Country
Japan

The toll

Deaths
3
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.

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1968The 1900sEvery quake the USGS located in 1968Recent 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 4429.