Station Information

Station ID: 1099
Latitude: 34.658056
Longitude: 135.432778
Coastline code: 643
Station code: 21
Country: JAPAN
Time span of data: 1965 – 2016
Completeness (%): 100
Frequency Code: 24
Date of last update: 08 Feb 2017

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR 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.
=========================== BENCHMARK INFORMATION UPDATE ADDED 12-JUL-93 :
Osaka 643/021 RLR(1976) is 8.3m below Attached BM W61
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 15-JUL-94 :
Pugh, 1987 (Tides, surges and mean sea-level. Wiley) refers to subsidence at Osaka caused by ground water extraction.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 2003Nov20 :
Datum 2001 is 3.583m below Tokyo Peil.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 21-Feb-2012 :
A massive earthquake magnitude 9.0 occurred at 14.46 JST (05.40 UTC) on Friday 11th March 2011 with the epicentre approx. 70 km east of the Oshika Peninsula of Tohoku. It was themost powerful earthquake known to have hit Japan triggering a tsunami with waves up to 40.5m and travelling up to 10km inland.

Data Authority

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