TOKYO III

Station Information

Station ID: 1545
Latitude: 35.648611
Longitude: 139.77
Coastline code: 642
Station code: 69
Country: JAPAN
Time span of data: 1982 – 2017
Completeness (%): 98
Date of last update: 21 Feb 2018

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 2001-02-23

Tokyo III 642/069 RLR(1993) is 10.0m below Attached BM

Documentation added 2002-03-26

Tokyo III replaced Tokyo II April 1982.

Documentation added 2003-11-20

Datum 1996 is 1.852m below Tokyo Peil. Datum 1999 is 1.853m below Tokyo Peil. Datum 2001 is 1.854m 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 situated approx. 70km 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 inland up to 10km.

Data Authority

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