GLOSS Station Handbook

Station information sheet

GLOSS number326
Station name


Time zone135E (GMT + 9 hr)
Latitude (+ve N)34.9
Longitude (+ve E)132.06666
Observation period(s)1984-2002
Responsible countryJapan
Authority responsible
for tide gauge
Japan Meteorological Agency 1-3-4 Otemachi, Chiyoda-ku Tokyo, Japan
Committed to GLOSSYes
Digital dataYes
Data acquisition rateOriginal data is analogue with the digitised data having an hourly interval.
Fast delivery data at UHSLCDownload h348.dat from UHSLC   Format documentation for UHSLC data
High frequency data at BODCDownload from BODC   View Hamada site history  
High frequency data at UHSLCDownload from UHSLC   Download documentation qa348a.dmt from UHSLC   Format documentation for UHSLC data
Real-time data availableYes
Benchmark relationshipsAll data are referred to a Datum Line (DL) associated with the tide gauge. The Standard Mark (SM) is physically located near the tide gauge and is directly leveled to a First Order Bench Mark of the Geographical Survey Institute. The SM is 3.242m above the DL and 2.346m above the TP (mean sea level of Tokyo Bay, or Peil).
Data at PSMSL 
Annual MSL (RLR) dataDownload annual MSL (RLR) data for Hamada
Annual MSL (RLR) plotView annual MSL (RLR) plot for Hamada
PSMSL code1585
Other relevant codesUHSLC 348A
Additional information 
Last updated2005-02-16

Related BODC pages

Sea level portal      World Ocean Circulation Experiment (WOCE) — Sea  level
UK Tide Gauge Network     Climate Variability and Predictability (CLIVAR)
GLOSS project page  


Related external links

Global Sea Level Observing System (GLOSS)     Permanent Service for Mean Sea Level (PSMSL)
University of Hawai`i Sea Level Centre (UHSLC)  World Ocean Circulation Experiment (WOCE)


Permanent Service for Mean Sea Level (PSMSL) Global Sea Level Observing System (GLOSS) Station Handbook Intergovernmental Oceanographic Commission (IOC)