GLOSS Station Handbook

GLOSS Station Handbook – Norfolk Is.

The GLOSS Station Handbook is currently being re-designed and upgraded.

Until a new version is available, the tide gauge station list below from the last version of the Handbook provides links to further details about each tide gauge in the GLOSS Core Network. Click the GLOSS number buttons to view the information. Click column headings to sort the table.


Station information

Gloss number124
Station nameNorfolk Is.
Time zone172.5E,GMT + 11.5hrs
Latitude (+ve N)-29.06666
Longitude (+ve E)167.95
Observation periods1985-
Responsible countryAustralia
Authority responsible for tide gaugeManly Hydraulics Laboratory, 110B King Street, Manly Vale, NSW 2093, Australia
GLOSS contactAustralia
Committed to GLOSSYes
Location map
Digital dataYes
Data acquisition rate15 minute samples
High frequency data at UHSLCData 062a Data 062b Document 062a Document 062b File format
Real-time data availableNo
Additional parameters (real-time)None
Tide gauge benchmarkBM 1: the top of a concrete block protruding about 0.3m above ground level and marked ZNI. It is surrounded by a rectangular concrete collar which shows latitude, longitude & height in feet above MSL.
Benchmark relationshipsTide Gauge Zero (TGZ) = 5.432m below BM 1 (1965 onwards)
Auxiliary benchmarksBMR 8290 3092
NMV/C/443: small piece of blue metal gravel embedded in and protruding slightly above the concrete top of the sea wall.
NMV/C/444 & NMV/C/445: centres of triangles carved in flat concrete on the top of the sea wall of the jetty, with their numbers next to them.
TRIG 'M': drill hole in a damaged concrete block.
Data at PSMSL
Annual MSL (RLR) dataRLR 821
Annual MSL (RLR) plot
MSL methodHourly means
PSMSL code821
Other relevant codesNTF port no. 57700, UHSLC 062
Additional information
Other relevant informationFloat/stilling well analogue gauge 1965-1985.
Geocentric measurement: Precise ephemeris, single point doppler fix ('M') in 1977.
PSMSL also hold data from another gauge at Norfolk Island (PSMSL Code 680/092 1965-1966, 1969-1987).
Nearest Met. stationNorfolk Island Airport
Last updated16 October 2002