| General | |
| GLOSS number | 54 |
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| Station name | Esperance |
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| Country | Australia |
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| Time zone | 120E, GMT + 8hrs |
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| Latitude (+ve N) | -33.86666 |
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| Longitude (+ve E) | 121.9 |
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| Ocean | Southern |
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| Observation period(s) | Float gauge 1965-; Acoustic 1992- |
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| Responsible country | Australia |
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Authority responsible
for tide gauge | National Tidal Centre, Australia (see GLOSS Contact Points).
Department of Transport, Marine Division, PO Box 402, Fremantle, WA 6160, Australia |
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| GLOSS contact | Australia |
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| Committed to GLOSS | Yes |
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| Operational | Yes |
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| Instrumentation | |
| Float | Yes |
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| Pressure | No |
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| Bubbler | No |
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| Acoustic | Yes |
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| Radar | No |
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| Data | |
| Digital data | Yes |
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| Additional parameters | Barometric pressure, water/air temperature, wind speed and direction |
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| Data acquisition rate | 6 minute interval |
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| Fast delivery data at UHSLC |   |
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| High frequency data at BODC |  |
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| High frequency data at UHSLC | |
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| Real-time data available | Yes |
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| Additional parameters (real-time) | Barometric pressure, water/air temperature, wind speed and direction |
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| Benchmarks | |
| Tide gauge benchmarks | A PWD bronze plaque stamped 'TIDAL BM 1972', set in concrete deck at north west end of No. 1 berth. |
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| Benchmark relationships | Tide Gauge Zero (TGZ) = 3.944m below TGBM.
TGZ = 0.707m below Australian Height Datum (AHD)
|
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| Auxiliary benchmarks | HR4: A PWD bronze plaque in concrete sheet pile copping, No.1 berth.
NMV/F/2: Brass rod & identity tag in concrete base of the former front lead beacon.
NMV/F/3: Brass rod & identity tag in concrete block at NW corner of silo.
ESP33A: A standard L&S survey mark with concrete cover plate in cleared foreshore northwest of tide gauge.
Datum for AHD heights = 2.340m AHD
Esperence 172 = 64.824m AHD
Esperence 173 = 59.831m AHD
Esperence 171 = 58.339m AHD
Tide Esperence - SEAFRAME Sensor Benchmark = 4.075m AHD
Z1/73 = 4.036m AHD
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| Data at PSMSL | |
| Annual MSL (RLR) data | |
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| Annual MSL (RLR) plot |  |
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| MSL method | Hourly means |
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| PSMSL code | 680/446 |
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| Other relevant codes | NTF port no. 62080, USHLC 176 |
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| Additional information | |
| Other relevant information | Gauge datum was lowered by 0.152m on 1 January 1972.
Geocentric measurements: Precise ephemeris, single point doppler fix, (Wireless) 1976.
PSMSL also hold data from another gauge at Esperance (PSMSL Code 680/447 1966-1985).
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| Nearest Met. station | Esperance Met. Office |
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| Last updated | 2002-10-16 |
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