Annual mean sea level datasets are available to download for the following locations:
- Auckland (since 1899)
- Dunedin (since 1899)
- Lyttelton (since 1901)
- Moturiki, Mount Maunganui (since 1951)
- Nelson (since 1941)
- Port Taranaki, New Plymouth (since 1920)
- Wellington (since 1891)
These datasets are derived from ongoing sea-level recorders. They will be updated annually with the mean sea level value for the previous calendar year.
For further information about the data, users should read the 'readme' document associated with each dataset.