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
6.9
mag
ANEGAWA,JAPAN
08-14-1909 T06:30:00
7.3
mag
KASHIMA,JAPAN
06-01-1923 T17:24:00
6.4
mag
BOSO,JAPAN
12-17-1670 T00:00:00
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




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:EASTCOASTHONSHU
10-31-2003 T01:06:28
7.6
mag
JAPAN:SANRIKU:SENDAI
06-09-1646
6.6
mag
JAPAN:NWHONSHU:SADOISLAND,OGI
12-09-1802
7.7
mag
JAPAN:NIIGATAPREFECTURE
11-26-1614
6.5
mag
JAPAN:HONSHU:NIIGATA
08-02-0887
7.0
mag
JAPAN:SADO
09-19-1448
7.5
mag
JAPAN:OFFEASTCOASTHONSHU
11-06-1938 T08:53:53
6.9
mag
JAPAN:OFFEASTCOASTOFHONSHUISLAND
07-19-2008 T02:39:28
6.6
mag
JAPAN:HONSHU:WCOAST
07-16-2007 T01:13:22
6.3
mag
JAPAN:HONSHU:ISHIKAWA,TOYAMA,NIIGATA
02-07-1993 T13:27:42