Magnitude: 6.9Mt
Time: 08-29-1741 T00:00:00
Country: JAPAN

W.HOKKAIDOISLAND

This tsunami was recorded in Japan on 08-29-1741 T00:00:00, where a 90 meter tall sea wave released a sizeable amount of seismic energy reaching a magnitude of 6.9Mt. Natural disasters can often be deadly, and this event occurred in a populated area claiming 2000 souls. The USGS monitors tsunami events around the globe, and has assigned this event an ID of 419. This region of Japan falls within region code 85.
View all tsunamis


Surface Geology

Underlying geological composition for the surrounding area.

Subaerial Neogene Arcs of Western Japan - porphyry copper
Subaerial parts of the Miocene and younger Kurile, Northeast Japan, Izu, Southwest Japan, and Ryukyu volcanic arcs

Related USGS Publications

ofr20141250 - 2015 - Proceedings of the 9th U.S.-Japan natural resources panel for earthquake research
70109244 - 2014 - Tsunami forecast by joint inversion of real-time tsunami waveforms and seismic of GPS data: application to the Tohoku 2011 tsunami
70048463 - 2014 - Crustal earthquake triggering by pre-historic great earthquakes on subduction zone thrusts



Latest Tsunami Events

Recent Tsunami activity from around the globe.



Nearby Tsunamis
7.6
mag
SW.HONSHUISLAND
03-07-1927 T09:27:00
7
mag
TOKAIDO
11-11-1855 T00:00:00
7
mag
SEAOFJAPAN
05-12-0701 T00:00:00
6.4
mag
KASHIMA,JAPAN
01-16-1961 T11:19:00
6.8
mag
KASHIMA,JAPAN
01-16-1961 T07:20:00
7.2
mag
IBARAKI,JAPAN
07-23-1982 T14:23:53.5
6.5
mag
KASHIMA,JAPAN
01-16-1961 T12:12:00
7.6
mag
KASHIMA
11-10-1730 T00:00:00
6.6
mag
KATSUYAMA
04-01-1726 T00:00:00
7.4
mag
NW.HONSHUISLAND
12-07-1833 T00:00:00




Tsunami Measurement
tsunami scale

Tsunami Stats
region_code 85
primary_magnitude 6.9
deaths 2000
total_houses_destroyed 871
total_deaths 2000
iida 3.2
year 1741
total_houses_destroyed_description 3
location_name W.HOKKAIDOISLAND
damage_description 3
id 419
event_validity 4
time 08-29-1741 T00:00:00
latitude 41.5
houses_destroyed 871
maximum_water_height 90
soloviev 2.5
houses_destroyed_description 3
cause_code 6
total_damage_description 3
longitude 139.37
total_deaths_description 4
country JAPAN
deaths_description 4

Nearby Earthquakes
7.0
mag
JAPAN:JUSANKO
10-31-1341
7.8
mag
N.SANRIKU,JAPAN
03-11-1763
8.1
mag
JAPAN:SANRIKU
04-13-1677
7.0
mag
JAPAN:HONSHU:NW
05-01-1939
7.7
mag
JAPAN:SANRIKU
06-12-1978 T08:14:26
7.1
mag
JAPAN:NEARECOASTHONSHU
04-07-2011 T14:32:43
7.2
mag
JAPAN:EASTCOASTHONSHU
08-16-2005 T02:46:28
9.1
mag
JAPAN:HONSHU
03-11-2011 T05:46:24
7.8
mag
JAPAN:NEARECOASTHONSHU
11-01-1915 T07:23:43
5.5
mag
JAPAN:HONSHU:MIYAGI,IWATE
07-25-2003 T15:13:07