=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 02-May-1995 Station density along some sections of the Australian coast has meant that station codes 601 onwards have been re-ordered compared to those in earlier versions of the PSMSL data set. =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 24-Sep-2010 Data suppier has confirmed that tide gauge zero is LAT. Benchmark PSM QGS564 is 6.668 m above LAT. RLR (2009) has been defined as 12.8 m below PSM QGS564 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 05-Feb-2021 Latest data available from the NTC to download for station Gold Coast Seaway 2 is that for 2019.