World Map › Major Earthquakes Since 1900 › 1940
Historic Earthquake
1940 Shakotan Earthquake
1 August 1940 · W. Hokkaido Island · Japan
On 1 August 1940 at 15:08 UTC, a magnitude 7.5 earthquake struck Japan (W. Hokkaido Island), at a depth of 10 km. It occurred on the Okhotsk Plate, 74 km from its boundary with the Amur Plate (continental collision). It killed at least 10 people and injured 24. 20 homes were destroyed.
- Date
- 1 August 1940
- Time
- 15:08 UTC
- Magnitude
- 7.5
- Depth
- 10 km
- Maximum Intensity
- IX (Mercalli)
- Deaths
- 10
- Injuries
- 24
- Homes Destroyed
- 20
- Tsunami
- See the tsunami (5.0 m wave)
- Plate
- Okhotsk Plate
- Country
- Japan
- Nearest Volcano
- Niseko (174 km)
Nearby Major Earthquakes
Other major earthquakes recorded within 300 km.
- 20182018 Hokkaido Eastern Iburi Earthquake · M 6.644 deaths
- 19931993 Okushiri Earthquake · M 7.7231 deaths
- 1971Sakhalin, Moneron Island · M 7.3
- 1947Japan · M 7.0
- 1918E Coast Of · M 7.7
- 1905Hokkaido · M 7.5
Sources: NOAA National Centers for Environmental Information, Global Significant Earthquake Database (doi:10.7289/V5TD9V7K) · Wikidata · Bird (2003), PB2002 · Natural Earth