GLOSS Station Handbook – Funafuti, Ellice 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 column headings to sort the station list table. Click the GLOSS number buttons to view the station information.

Station information

General
Gloss number	121
Station name	Funafuti, Ellice Is.
Country	Tuvalu
Time zone	180E, GMT + 12hrs
Latitude (+ve N)	-8.38333
Longitude (+ve E)	179.21666
Ocean	Pacific
Observation periods	Float gauge 1977-; Acoustic gauge 1993-
Responsible country	Australia
Authority responsible for tide gauge	National Tidal Centre, Australia (see GLOSS Contact Points).
GLOSS contact	Australia
Committed to GLOSS	Yes
Operational	Yes
Location map
Instrumentation
Float	Yes
Pressure	No
Bubbler	No
Acoustic	Yes
Radar	No
Data
Digital data	Yes
Additional parameters	Barometric pressure, water and air temperature, wind speed and direction.
Data acquisition rate	6 minute intervals
Fast delivery data at UHSLC	Data 025 File format
High frequency data at BODC	Data 121 Document 77230 Document 58901
High frequency data at UHSLC	Data 025a Data 025b Document 025a Document 025b File format
Real-time data available	Yes
Real-time data transmitted to GLOSS Fast Centre
Additional parameters (real-time)	None
Benchmarks
Tide gauge benchmark	UH1: SS disc set in concrete 1ft from SW corner of tide gauge catwalk and 1ft from edge of quay.
Auxiliary benchmarks	UH2: SS disc set in concrete stamped 'UH-2' 70ft E of mark UH1, 8 inches from edge of quay and 15ft from NE corner of quay. UH3: SS disc in the SE corner of ramp approaching the power house 100ft E of quay. TP1: SS hex bolt set in white epoxy located 190ft N on shoreline road from UH3 & set 12ft E of road & 30ft from NW corner of Ag. Office. .
Data at PSMSL
Annual MSL (RLR) data	RLR 1839 RLR 1452
Annual MSL (RLR) plot
MSL method	Hourly means
PSMSL code	1839
Other relevant codes	NTF port no. 67440, UHSLC 025
Additional information
Other relevant information	Backup gauges on site: 1) Leupold Stevens ADR (August 1986-) 2) Handar Encoder (August 1986-) Daily values calculated using 119-point convolution filter (Bloomfield, 1976) centred on noon applied to the hourly data with respective periods of the 95, 50 and 5% amplitude points at 124.0, 60.2 and 40.2 hours.
Last updated	16 October 2002