Bitung (Indonesia) Site History
History Summary
| Station | Bitung |
|---|---|
| Country | Indonesia |
| GLOSS No | 069 |
| Contributor (1986-present) | TOGA Sea Level Center |
| Instrument Type | Float and stilling well gauge, Fischer and Porter Analog-to-Digital Recorder |
| Site of Gauge | |
| Observational periods | 1927-1931, 1986-present |
Benchmark relationships
All heights have been referred to the station tide staff zero which is linked to fixed benchmarks.
Quality Assessment
Comment
The daily and monthly means reveal no apparent changes in the reference level. The residuals have spikes periodically. However, the installation is in a region with complex tides that the harmonic analysis can not completely resolve, which may explain this spiky signature.
| Year | CI(%) | QI(%) | Missing Data | Replaced Gaps or Bad Data | Questionable Fluctuations |
|---|---|---|---|---|---|
| 1986 | 5 | 5 | none | none | none |
| 1987 | 100 | 100 | none | none | Timing questionable |
| 1988 | 95 | 88 | 153-158,303-315 | none | See comment above |
| 1989 | 97 | 91 | 272-275,282-286,333-337 | none | See comment above |
| 1990 | 83 | 76 | 1-8,59-65,91-96,121-124,151-153,181-183,201-205,224-232,251-261,275-281,291-293,308-312,322-324,334-338,365 | none | See comment above |
