023_Rarotonga_Cook Islands (the)
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch01-Jan-2002 to 31-Dec-2020Tidal Datum Analysis Period
MHHW0.920Mean Higher-High Water (m)
MHW0.891Mean High Water (m)
MTL0.616Mean Tide Level (m)
MSL0.615Mean Sea Level (m)
DTL0.621Mean Diurnal Tide Level (m)
MLW0.341Mean Low Water (m)
MLLW0.322Mean Lower-Low Water (m)
STND0.000Station Datum (m)
GT0.599Great Diurnal Range (m)
MN0.550Mean Range of Tide (m)
DHQ0.030Mean Diurnal High Water Inequality (m)
DLQ0.019Mean Diurnal Low Water Inequality (m)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum1.478Highest Observed Water Level (m)
Max Date & Time09-Dec-1997 03Highest Observed Water Level Date and Hour (LST)
Minimum-0.088Lowest Observed Water Level (m)
Min Date & Time06-Nov-1994 15Lowest Observed Water Level Date and Hour (LST)
HAT1.128Highest Astronomical Tide (m)
HAT Date & Time21-Feb-2011 22HAT Date and Hour (LST)
LAT0.137Lowest Astronomical Tide (m)
LAT Date & Time28-May-2017 03LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (m)
LEVBUnavailableSwitch 2 (m)