680_Macquarie Is._Australia
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch28-Dec-1993 to 09-Jul-2008Tidal Datum Analysis Period
MHHW1.143Mean Higher-High Water (m)
MHW1.034Mean High Water (m)
MTL0.718Mean Tide Level (m)
MSL0.722Mean Sea Level (m)
DTL0.750Mean Diurnal Tide Level (m)
MLW0.401Mean Low Water (m)
MLLW0.356Mean Lower-Low Water (m)
STND0.000Station Datum (m)
GT0.787Great Diurnal Range (m)
MN0.632Mean Range of Tide (m)
DHQ0.110Mean Diurnal High Water Inequality (m)
DLQ0.045Mean Diurnal Low Water Inequality (m)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum1.853Highest Observed Water Level (m)
Max Date & Time05-Dec-2002 13Highest Observed Water Level Date and Hour (LST)
Minimum-0.251Lowest Observed Water Level (m)
Min Date & Time10-Sep-2003 19Lowest Observed Water Level Date and Hour (LST)
HAT1.467Highest Astronomical Tide (m)
HAT Date & Time25-Nov-2003 13HAT Date and Hour (LST)
LAT0.123Lowest Astronomical Tide (m)
LAT Date & Time20-Aug-2001 19LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (m)
LEVBUnavailableSwitch 2 (m)