Station Information

Station ID: 814
Latitude: 31.576944
Longitude: 131.409444
Coastline code: 645
Station code: 21
Country: JAPAN
Time span of RLR data: 1960 – 2023
RLR completeness (%): 100
Time span of metric data: 1957 – 2023
Metric completeness (%): 99
Link to ellipsoid: Available
Date of last update: 04 Mar 2024

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.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: P211
Nearby Real Time Stations from VLIZ: abur
Fast Delivery Data from UHSLC station 354: hourly and daily
Research Quality Data from UHSLC station 354: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 1991-06-11

Aburatsu 645/021 RLR(1974) is 9.9m below Attached BM

Documentation added 2011-02-23

Buddy checked with Odomari profiles compare well.

Documentation added 2012-02-21

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 known earthquake to hit Japan triggering a tsunami with waves up to 40.5m and travelling up to 10km inland.

Documentation added 2014-03-13

The GPS benchmark information has been downloaded from the SONEL website. GPS benchmark P211 is 15.515m above RLR.

Data Authority

Japan Meteorological Agency
3-6-9 Toranomon, Minato City