Great earthquake
M8.2 Earthquake — 1969 Hokkaido Toho-oki Earthquake
1969-08-11 21:27 UTC · 43.47°, 147.79°
A magnitude 8.2 (great) earthquake struck 1969 Hokkaido Toho-oki Earthquake on 1969-08-11 21:27 UTC, at a depth of 29 km. See it live on Earth Live's real-time 3D globe.
M8.2
Magnitude
29 km
Depth
30.1M t
TNT equivalent
VI
Max intensity (MMI)
Source: USGS event page. The TNT equivalent is computed from the magnitude with the standard Gutenberg–Richter energy relation; all other figures are USGS's own.
This area's earthquake history
In the year before this quake, USGS recorded 4 earthquakes of magnitude 2.5 or more within 300 km.
Strongest recorded within 300 km since 1900:
- M8.5 — 1963 Kuril Islands Earthquake · 1963-10-13
- M8.3 — 1958 Kuril Islands Earthquake · 1958-11-06
- M8.3 — 48 km E of Shikotan, Russia · 1994-10-04
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