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.
Port Allen, Hanapepe Bay, Kauai island has been downloaded from NOAA as a new station. Data is RLR Primary benchmark 1347 A 1988 is 4.432m above TGZ. RLR factor is 5.768m.