Fort Denison (Sydney, Australia) Site History
History Summary
| Station name | Fort Denison, Sydney |
|---|---|
| Country | Australia |
| Latitude | 33° 51.0' S |
| Longitude | 151° 14.0' E |
| GLOSS No. | 057 |
| Time Reference | GMT (00-23 hours) |
| Contributor | Flinders University of South Australia School of Earth Sciences Bedford Park, South Australia 5042 |
| Instrument Type | unconfirmed |
| Site of Gauge | |
| Observational Period | 01 January 1985 - 31 December 1987 01 January 1996 - 31 December 1998 |
Tide gauge benchmark (TGBM) description
BM Control
PM 50000 Plug in northern wall of the Department of Lands Building, Bridge Street, Sydney.
Auxiliary Benchmarks
PM 101 Brass plug in the stone wall on Fort Denison.
PM 102 Brass plug in the stone wall on Fort Denison.
PM 98 Department of Lands survey mark located at Mrs Macquarie's Point.
Gas 2 Survey mark at University of NSW.
Benchmark Relationships
Tide Gauge Zero (TGZ) = 9.700m below TGBM
TGZ = 0.925m below Australian Height Datum (AHD)
Until notified otherwise, the sea level heights are assumed to be referred to the tide staff zero.
Quality Assessment
Comment
The daily and monthly values are reasonable and do not reveal any obvious errors.
| Year | CI (%) | QI (%) | Missing Data | Replaced Gaps Or Bad Data | Questionable Fluctuations |
|---|---|---|---|---|---|
| 1985 | 100 | 100 | none | (15)021-(23)021,(01)046-(07)046,(00)080-(23)080,(13)081-(23)081,(16)085-(23)085,(00)364-(21)364, | none |
| 1986 | 99 | 98 | 113-117 | (22)040-(21)041,(00)211-(23)211,(23)306-(21)307 | 21 |
| 1987 | 99 | 98 | 90-92 | (16)096-(00)097,(00)105-(23)105 | 56-57 |
| 1996 | 98 | 98 | 81-86 | none | none |
| 1997 | 98 | 98 | 52-53,58-60 | none | none |
| 1998 | 100 | 100 | none | none | none |
