Station Information

Station ID: 518
Latitude: 42.975556
Longitude: 144.371389
Coastline code: 641
Station code: 21
Country: JAPAN
Time span of data: 1947 – 2023
Completeness (%): 97
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: P203
Nearby Real Time Stations from VLIZ: kush
Fast Delivery Data from UHSLC station 350: hourly and daily
Research Quality Data from UHSLC station 350: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 1991-06-11

Kushiro 641/021 RLR(1974) is 8.6m below Attached BM

Documentation added 1995-08-29

A destructive earthquake and tsunami occurred in the Kuril Islands on 4 October 1994 - see Earth System Monitor, 5(4), June 1995.

Documentation added 1997-02-20

February 1997: Kushiro and Kushiro II combined on advice from authority

Documentation added 2002-03-26

Kushiro new gauge installed December 1982.

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 epicenter 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 P203 is 13.731m above RLR.

Data Authority

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