1993 Okushiri earthquake

Known in Japan as the Hokkaido Nansei-oki earthquake, the shock occurred in the Sea of Japan near the island of Hokkaido at about 10:17 p.m. local time on 12 July. The Japan Meteorological Agency issued a tsunami warning five minutes after it struck. The wave was widely observed around the Sea of Japan, with run-up of 3.5 m at Akita in northern Honshu, up to 4.0 m in southeastern Russia and up to 2.6 m on the coast of South Korea, while the Japan Maritime Safety Agency ran search and rescue and emergency transport of relief goods.

Date and time (UTC)

1993-07-12T13:17

Highest recorded water height (m)

32

Cause, as the catalogue records it

earthquake

Magnitude of the causing earthquake

7.7

NCEI event page

www.ngdc.noaa.gov/hazel/view/hazards/tsunami/event-more-info/2219

Category: Disasters & Incidents

Tags: earthquake, japan, hokkaido, sea of japan

Coordinates: 42.851, 139.197

Part of Tsunamis with waves of 15 metres or more from 1950 to 1999

Related collections

• Mass shootings in the United States that killed 13 or more people since 1949 — United States · 18 locations
• Industrial and accidental explosions that killed 200 or more people since 1900 — Worldwide · 13 locations
• Peacetime shipwrecks that killed 500 or more people since 1900 — Worldwide · 10 locations
• Tsunamis with waves of 15 metres or more from 1800 to 1899 — Worldwide · 12 locations
• Western Pacific typhoons of category 4 and above in the 2010 to 2013 seasons — Western North Pacific · 18 locations
• Western Pacific typhoons of category 4 and above in the 2016 season — Western North Pacific · 8 locations