Rikitea (Mangareva Islands, French Polynesia) Site History
History Summary
| Station name | Rikitea, Mangareva Is. |
|---|---|
| Country | French Polynesia |
| Latitude | 23° 07.5' S |
| Longitude | 134° 57.2' W |
| GLOSS No. | 138 |
| Time Reference | GMT (hours 00-23) |
| Contributor | UH Sea Level Center |
| Instrument type | Bristol Bubbler (BUB) (1969-6/1975) Fischer and Porter Analog-to-Digital Recorder (ADR) (6/1975-end) |
| Site of Gauge | |
| Observational Period | 1969 - present |
Reference Level
All heights have been referred to the station tide staff zero which is linked to fixed bench marks. The BUB data from 1969-6/1975 are linked to the ADR data (and the tide staff zero) using a month over-lap in the two series.
Tide Gauge Benchmark (TGBM) Description
USGS BM #1 Brass plate stamped 'no 1 1969' located 20ft west of the tide station set in concrete on wharf surface (established 1969).
Auxilliary Benchmarks
UGS BM #2 : Brass plate stamped 'no 2 1969' set in cement sidewalk at NE corner of bunkhouse close to the catchment tanks.
USGS BM #3: Brass plate stamped 'no 3 1969' set in concrete at side of arch on roadway leading to LDG laboratory, 1.5ft up the side.
IO : Brass plate, no further documentation, established Apr 1984
C : Brass plate, no further documentation, established Apr 1984
Quality Assessment by the UH Sea Level Center
Comment
The daily and monthly means reveal no apparent changes in the reference level.
| Year | CI (%) | Missing Data | Replaced Gaps or Bad Data | Questionable Fluctuations |
|---|---|---|---|---|
| 1969 | 24 | none | (09)312-(08)313 | none |
| 1970 | 99 | 55-56,81-82,155-156 | (06)121-(16)121 | 56-74,205-206 |
| 1971 | 99 | 189-191,359-360 | (09)244-(17)244,(04)288-(14)288 | none |
| 1972 | 99 | 103-104,145-147, 190-191 | (17)058-(16)059,(23)276-(09)277 | 191-233,307,323 |
| 1973 | 55 | 133-299 | (09)088-(08)089 | 133 |
| 1974 | 98 | 277-278,287-293,312-313 | (20)102-(19)103,(21)146-(16)147,(23)268-(18)269,(20)355-(08)356 | none |
| 1975 | 67 | 10-130 | (09)144-(16)144 | none |
| 1976 | 98 | 3-5,201-204 | none | none |
| 1977 | 99 | 268-270 | none | none |
| 1978 | 100 | none | none | none |
| 1979 | 92 | 35-36,39-41,306-310,324-332,344-349,357-360 | none | none |
| 1980 | 82 | 20-23,186-198,242-256,330-362 | none | none |
| 1981 | 89 | 17-19,153-178,353-365 | none | none |
| 1982 | 91 | 1-28,328-331 | none | none |
| 1983 | 99 | 361-363 | none | none |
| 1984 | 100 | none | none | none |
| 1985 | 100 | none | none | none |
| 1986 | 100 | none | none | none |
| 1987 | 100 | none | none | none |
| 1988 | 99 | 202-204 | none | none |
| 1989 | 99 | 182-186 | none | none |
| 1990 | 100 | none | none | none |
| 1991 | 100 | none | none | none |
| 1992 | 100 | none | none | none |
| 1993 | 100 | none | none | none |
| 1994 | 99 | 291-293 | none | none |
| 1995 | 99 | 332-337 | none | none |
| 1996 | 41 | 57-81,93-186 | (02)003-(21)003,(05)207-(17)207,(03)266-(17)266 | none |
| 1997 | 69 | 001-113 | none | none |
| 1998 | 99 | 306-308 | none | none |
