Station Information

Station ID: 1671
Latitude: 24.332222
Longitude: 124.163611
Coastline code: 646
Station code: 42
Country: JAPAN
Time span of data: 1986 – 2016
Completeness (%): 97
Frequency Code: 24
Date of last update: 09 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.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: ISHI
Nearby Real Time Stations from VLIZ: ishig

Station Documentation

Link to RLR information.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 2001Feb23 :
Ishigaki II 646/042 RLR(1993) is 9.7m below Attached BM
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 2002Mar26 :
Ishigaki gauge replaced June 1979.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 2002Mar26 :
Ishigaki II replaced Ishigaki (646/041) 1st October 1986.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 22-Feb-2012 :
A massive earthquake of 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 Penisula of Tohoku. The earthquake was the largest ever to hit Japan and triggered a tsunami with waves of up to 40.5m which travelled up to 10km inland.

Data Authority

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