Magnitude: 7Mt
Time: 02-26-2010 T20:31:26.9
Country: JAPAN

RYUKYUISLANDS

This tsunami was recorded in Japan on 02-26-2010 T20:31:26.9, where a .1 meter tall sea wave released a sizeable amount of seismic energy reaching a magnitude of 7Mt. Tsunamis are often caused by earthquakes, and this tsunami was caused by a quake that struck at a focal depth 25km below the surface. The USGS monitors tsunami events around the globe, and has assigned this event an ID of 4782. 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
70045127 - 2012 - Data quality of seismic records from the Tohoku, Japan earthquake as recorded across the Albuquerque Seismological Laboratory networks
70041972 - 2012 - Sources of shaking and flooding during the Tohoku-Oki earthquake: a mixture of rupture styles
70041771 - 2011 - Using the 2011 Mw9.0 Tohoku earthquake to test the Coulomb stress triggering hypothesis and to calculate faults brought closer to failure



Latest Tsunami Events

Recent Tsunami activity from around the globe.



Nearby Tsunamis
7.5
mag
TAIWAN:SOUTHEASTOF
05-03-1998 T23:30:21.9
6.4
mag
JAPAN
03-26-2002 T03:45:48.7
7.4
mag
RYUKYUISLANDS
04-24-1771 T00:00:00
6.7
mag
MIYAKOJIMA,JAPAN
00-00-1667 T00:00:00
7.6
mag
RYUKYUISLANDS
06-10-1938 T09:53:44.6
7
mag
RYUKYUISLANDS
02-26-2010 T20:31:26.9
6.5
mag
RYUKYUISLANDS
07-22-1768 T00:00:00
7.1
mag
RYUKYUISLANDS
10-18-1995 T10:37:26.3
7.5
mag
RYUKYUISLANDS
06-24-1901 T00:00:00
8
mag
RYUKYUISLANDS
06-15-1911 T14:26:00




Tsunami Measurement
tsunami scale

Tsunami Stats
region_code 85
primary_magnitude 7
focal_depth 25
year 2010
location_name RYUKYUISLANDS
id 4782
event_validity 3
time 02-26-2010 T20:31:26.9
latitude 25.93
maximum_water_height .1
cause_code 1
longitude 128.425
country JAPAN

Nearby Earthquakes
6.3
mag
NORTHKOREA:KAESONG
08-01-1385
6.3
mag
JAPAN:HONSHU:ISHIKAWA,TOYAMA,NIIGATA
02-07-1993 T13:27:42
6.0
mag
CHINA:SHANDONGPROVINCE
05-23-1948 T09:13:18
6.7
mag
JAPAN:HONSHU:WCOAST
03-25-2007 T00:41:57
6.4
mag
JAPAN:SW.HONSHUISLAND
06-29-1799
6.5
mag
SOUTHKOREA:CHUNGCHONG
09-12-1700
6.6
mag
JAPAN:KATSUYAMA
04-01-1726
5.4
mag
SOUTHKOREA:POHANG
11-15-2017 T05:29:32
7.3
mag
JAPAN:HONSHU:SW
03-07-1927
7.0
mag
JAPAN:KYOTOPREFECTURE
05-12-0701