TOBISHIMA

WARNING: METRIC STATION
THIS IS NOT RESEARCH QUALITY DATA.
USE WITH EXTREME CAUTION.

Station Information

Station ID:	1866
Latitude:	39.185556
Longitude:	139.547778
Coastline code:	647
Station code:	94
Country:	JAPAN
Time span of data:	1995 – 2024
Completeness (%):	96
Date of last update:	21 Mar 2025

Green Arrow:	Current Station
Yellow Marker:	Neighbouring RLR Station
Red Marker:	Neighbouring Metric Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Tide Gauge Data

Download metric sea level data. Use only with extreme caution.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: 0194

Station Documentation

Documentation added 2012-02-22

A massive earthquake magnitude 9.0 occurred at 14.46 JST (05.46 UTC) on Friday 11th March 2011 with the epicentre situated approx. 70 km east of the Oshika Peninsula of Tohoku. It was the largest earthquake ever to hit Japan and triggered a tsunami with waves of up to 40.5m travelling in last for as far as
10km.

Data Authority

Geographical Survey Institute
Kitasato -1
Tsukuba-shi
Ibaraki-ken 305

Data

Data Notes

Extracted from Database