Station Information

Station ID: 1212
Latitude: 33.227222
Longitude: 132.551111
Coastline code: 644
Station code: 22
Country: JAPAN
Time span of data: 1968 – 2020
Completeness (%): 98
Date of last update: 03 Mar 2021

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.

Station Documentation

Link to RLR information.

Documentation added 1991-06-11

Uwagima II 644/022 RLR(1975) is 8.5m below Attached BM

Documentation added 2003-11-20

Datum 2001 is 2.277m below Tokyo Peil.

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 approx. 70km east of the Oshika Peninsula of Tohoku. It was the most powerful earthquake to ever hit Japan triggering a tsunami with waves of up to 40.5m high and travelling up to 10km inland.
Where there is more than one benchmark with the same name a suffix has been added

Data Authority

Marine Department
Japan Meteorological Agency
Ote-machi, Chiyoda-ku