Standard Port Periods of Observation

The following table indicates the years for which tidal observations have been analysed. The results of the analysis of that data have been used to generate tide predictions for the period 1 July 2009 - 30 June 2010. The number of years of data analysed is also shown. Any difference between the period of observations and number years analysed indicates data missing for one or more years.

Standard Port Period of Observation No. of Years
Auckland 1990-2008 19
Bluff 1998-2008 11
Dunedin 1999-2008 10
Gisborne 2004-2006 3
Lyttelton 1995-2008 14
Marsden Point 1990-2008 19
Napier 1990-2008 15
Nelson 1996-2008 11
Onehunga 2001-2008 8
Picton 2005-2008 3
Port Chalmers 2000-2008 9
Port Taranaki 1990-2008 18
Tauranga 1990-2008 17
Timaru 2002-2008 7
Wellington 1991-2008 18
Westport 1999-2008 7