GLOSS Station Handbook

GLOSS Station Handbook – Diego Garcia 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 number26
Station nameDiego Garcia Is.
Time zone090E, GMT + 6hrs
Latitude (+ve N)-7.28333
Longitude (+ve E)72.4
Observation periods1959-1964, 1986-
Responsible countryU.S.A.
Authority responsible for tide gaugeDr. M. Merrifield, University of Hawaii, Dept. of Oceanography, 1000 Pope Road MSB 307, Honolulu, Hawaii 96822, U.S.A.
GLOSS contactUK
Committed to GLOSSNo
Location map
Digital dataYes
Aditional parametersAir/sea temperature, barometric pressure, wind sensors
Data acquisition rate15 minute intervals for Fisher and Porter ADR gauge.
6 minute intervals for New Generation gauge.
Fast delivery data at UHSLCData 104 File format
High frequency data at BODCData 026b Data 026c Data 026d Document 57577 Document 57580 Document 64937
High frequency data at UHSLCData 104b Data 104c Document 104b Document 104c File format
Real-time data availableYes
Real-time data transmitted to GLOSS Fast Centre
Additional parameters (real-time)None
Auxiliary benchmarksBenchmarks include: BM A, BM B, BM C, BM D, BM E, BM H, BM J.
Data at PSMSL
Annual MSL (RLR) dataRLR 1740
Annual MSL (RLR) plot
MSL methodaverage of daily values
PSMSL code1740
Other relevant codesUHSLC 104
Additional information
Other relevant informationDaily values calculated using 119-point centred on noon applied convolution filter (Bloomfield, 1976) to the hourly data with respective periods of the 95, 50 and 5% amplitude points at 124.0, 60.2 and 40.2 hours.
PSMSL also hold data from 2 other gauges at Diego Garcia (PSMSL Code 453/001 1959-1964 and PSMSL Code 453/002 1969).
Last updated5 December 1993