GLOSS Station Handbook

Station information sheet

GLOSS number15
Station name


Time zone045E, GMT + 3hrs
Latitude (+ve N)-13.4
Longitude (+ve E)48.28333
Observation period(s)1958-1972, 1985-
Responsible countryMadagascar
Authority responsible
for tide gauge
Department d'Oceanographie Physique et Chimique (C.N.R.O.), BP 68 (207) Nosy-Be, Madagascar - Telephone: 86 613 73
GLOSS contactMadagascar
Committed to GLOSSNo
Location mapView location map for GLOSS station Nosy-Be
Digital dataYes
Additional parametersTemperature and salinity
Data acquisition rateContinuous recording, filtered to hourly heights
High frequency data at UHSLCDownload from UHSLC   Download documentation qa150a.dmt from UHSLC   Format documentation for UHSLC data
Real-time data availableNo
Additional parameters (real-time)Temperature and salinity
Tide gauge benchmarksTide gauge benchmark is situated on a flush bracket in the front of the tide gauge on the quay.
Benchmark relationshipsTide gauge zero (TGZ) = zero hydrographic TGZ = 4.72m below TGBM TGBM = 3.02m below disc SH: material reference set on the entrance of the wharf (from 1987 onwards)
Auxiliary benchmarksDisc SH set on the entrance of the CNRO wharf 7.74m above zero hydrographic
Data at PSMSL 
Annual MSL (RLR) dataDownload annual MSL (RLR) data for Nosy-Be
Annual MSL (RLR) plotView annual MSL (RLR) plot for Nosy-Be
MSL methodDoodson X0 filter
PSMSL code926
Other relevant codesUHSLC 150
Additional information 
Other relevant informationPSMSL hold data from another gauge at Nosy-Be (PSMSL Code 440/001 1958- 1968, 1970-1972).
Nearest Met. stationFascene Airport Nosy-Be
Last updated2002-12-11

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)