GLOSS Station Handbook
Station information sheet
General | |
GLOSS number | 114 |
Station name | Nauru, Gilbert Is. |
Country | Nauru |
Time zone | 180E, GMT + 12hrs |
Latitude (+ve N) | -0.53333 |
Longitude (+ve E) | 166.9 |
Ocean | Pacific |
Observation period(s) | 1974- |
Responsible country | U.S.A. |
Authority responsible for tide gauge | Dr. M. Merrifield, University of Hawaii, Dept. of Oceanography, 1000 Pope Road MSB 307, Honolulu, Hawaii 96822, U.S.A. |
GLOSS contact | USA |
Committed to GLOSS | Yes |
Operational | Yes |
Instrumentation | |
Float | Yes |
Pressure | No |
Bubbler | No |
Acoustic | No |
Radar | No |
Data | |
Digital data | Yes |
Data acquisition rate | 15 minute intervals, filtered to hourly values |
Fast delivery data at UHSLC | |
High frequency data at BODC | |
High frequency data at UHSLC | |
Real-time data available | Yes |
Benchmarks | |
Tide gauge benchmarks | UH-1: recessed triangle (steel pin is rusted away), no stamp, located 2ft E of tide well and 1ft from edge of quay (established 01 May 1974) |
Benchmark relationships | Datum for levelling is zero of the tide staff established in 1988. Datum is 3.826m below UH-1 (Oct 1989) Datum is 3.595m below UH-2B (Oct 1989) Datum is 6.483m below UH-3B (Oct 1989) |
Auxiliary benchmarks | UH-2B: 0.5 inch hex head SS screw set in epoxy with 'BM2B' written in cement, located near crane warehouse wall below harbour masters office. UH-3B: 0.5 inch hex head bolt set in epoxy with 'BM3B' written in cement located on upper curb of Queen's Landing, 50ft S of habour master house. UH-6A: 3/8 inch brass, located on left side of red door, it is the right hand pin of pair. (UH-2B, UH-3B established Aug 1983, UH-6A - Oct. 1989) |
Data at PSMSL | |
Annual MSL (RLR) data | |
Annual MSL (RLR) plot | |
MSL method | average of daily values |
PSMSL code | 1844 |
Other relevant codes | UHSLC 004 |
Additional information | |
Other relevant information | Backup gauges on site: 1) Leupold and Stevens (October 1985-) 2) Handar encoder (February 1984-) 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 | 1993-12-05 |