GLOSS Station Handbook – Tarawa, Gilbert 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	113
Station name	Tarawa, Gilbert Is.
Country	Kiribati
Time zone	180E, GMT + 12hrs
Latitude (+ve N)	1.36333
Longitude (+ve E)	172.93
Ocean	Pacific
Observation periods	A: 1974-1983 B: 1983-1988 C: 1988-1997 D: 1992-
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
Instrumentation
Float	Yes
Pressure	No
Bubbler	No
Acoustic	Yes
Radar	No
Data
Digital data	Yes
Data acquisition rate	15 minute interval, filtered to hourly values
Fast delivery data at UHSLC	Data 002 File format
High frequency data at BODC	Data 113a Data 113b Data 113c Document 77230 Document 57161 Document 57175 Document 57189
High frequency data at UHSLC	Data 002a Data 002b Data 002c Data 002d Document 002a Document 002b Document 002c Document 002d File format
Real-time data available	Yes
Real-time data transmitted to GLOSS Fast Centre
Additional parameters (real-time)	None
Benchmarks
Tide gauge benchmark	BM1: SS bolt, no stamp, embedded in the concrete curb of the bulkhead directly above the tide staff (about 6ft west of the jetty) (established December 1987)
Auxiliary benchmarks	BM2: SS bolt, no stamp, embedded in the concrete foundation of the memorial on the corner facing the jetty (established Dec 1987) BM3: SS bolt, no stamp, embedded in the centre (4th) concrete buttress of the freezer plant wall which faces towards the lagoon BM4: SS bolt, no stamp, embedded in the concrete foundation of the ice plant at the SW corner, facing the channel into the boat harbour
Data at PSMSL
Annual MSL (RLR) data	RLR 1739 RLR 1579 RLR 1381 RLR 1804
Annual MSL (RLR) plot
MSL method	average of daily values
PSMSL code	1804
Other relevant codes	UHSLC 002
Additional information
Other relevant information	Gauge located at 01deg 20N, 173deg 01E, 1973 - 1987 (Bairiki) Gauge relocated to original location January 1988 (Betio) Site A: PSMSL ref 730/006 Site B: PSMSL ref 730/007 Backup gauge at present site: Handar encoder Additional benchmark, BM5: SS bolt embedded in the concrete porch on the SW corner of the National Fishing Company building, established Dec. 1990 An Aquatrak acoustic gauge was installed in 1992, at a slightly different location to the previous tide gauge.
Last updated	30 January 2007