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 2016 - 30 June 2017. The number of years of data analysed is also shown. Any difference between the period of observations and number of years analysed indicates data missing for one or more years.

Standard Port

Period of Observations

No. of Years

Auckland

1997 – 2015

19

Bluff

1998 – 2015

18

Dunedin

1999 – 2015

17

Gisborne

2004 – 2015

11

Lyttelton

1997 – 2015

18

Marsden Point

1997 – 2015

19

Napier

1999 – 2015

17

Nelson

1997 – 2015

17

Onehunga

2001 – 2015

15

Picton

2005 – 2008

4

Port Chalmers

2000 – 2015

16

Port Taranaki

1997 – 2015

18

Tauranga

1997 – 2015

18

Timaru

2002 – 2015

14

Wellington

1997 – 2015

19

Westport

1999 – 2012

11

Last Updated: 1 July 2016