Station Information

Station ID: 136
Latitude: -45.87868
Longitude: 170.51336
Coastline code: 690
Station code: 32
Time span of data: 1900 – 2022
Completeness (%): 74
Date of last update: 18 Sep 2023

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR Station
Red Marker: Neighbouring Metric Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: DUNT, DUND, OUS2

Station Documentation

Documentation added 2000-04-05

Data for this station come from the work of John Hannah, Journal of Geophysical Research, 95(B8), 12399-12405, 1990.

Documentation added 2000-04-05

Dunedin II 690/032 RLR(1937) is 9.4m below BM WW84 (see notes)

Documentation added 2000-04-05

Hannah notes that the Dunedin site may have been susceptible to submergence between 1964-86.

Documentation added 2003-01-17

New data from John Hannah added 17/01/03 which supercedes old data. New data does not have any missing days information. Old data has been backed up.

Documentation added 2003-01-17

New data from John Hannah was for Auckland II, Dunedin II, Lyttelton II and Wellington II.

Documentation added 2005-10-17

There is a new John Hannah paper referring to New Zealand data for Wellington, Dunedin, Lyttelton and Auckland. The reference is: "An updated analysis of long-term sea level change in New Zealand." Geophysical Research Letters, V31, L03307, doi:10.1029/2003GL019166 (2004).

Documentation added 2005-10-17

According to John Hannah, the data at Dunedin is of very poor quality with many small inconsistencies in the tide gauge zero. Subsidence is occuring in the whole wharf area. Subsidence at the gauge is now 1mm/yr.

Documentation added 2008-10-01

Revised data received from Glen Rowe at LINZ data span 1996-2007. Previous data from database 1996-1998 copied and replaced with revised dataset.

Documentation added 2015-08-25

This station was previously flagged probably due to John Hannah's comments. However, after consideration it was decided to remove the station flag.

Documentation added 2021-08-23

A revised copy of the New Zealand data values for station Dunedin II has been received from the data supplier the Land Information New Zealand (LINZ). The revised dataset begins in 2000. This exercise has been carried out to correct some anomalies with the high frequency data.

Data Authority

Land Information New Zealand
155 The Terrace
PO 5501
Wellington 6145