221_Simon's Town_South Africa
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch01-Jan-1983 to 31-Dec-2001Tidal Datum Analysis Period
MHHW5.36Mean Higher-High Water (ft)
MHW5.16Mean High Water (ft)
MTL3.38Mean Tide Level (ft)
MSL3.36Mean Sea Level (ft)
DTL3.39Mean Diurnal Tide Level (ft)
MLW1.59Mean Low Water (ft)
MLLW1.42Mean Lower-Low Water (ft)
STND0.00Station Datum (ft)
GT3.94Great Diurnal Range (ft)
MN3.57Mean Range of Tide (ft)
DHQ0.20Mean Diurnal High Water Inequality (ft)
DLQ0.17Mean Diurnal Low Water Inequality (ft)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum8.04Highest Observed Water Level (ft)
Max Date & Time03-Dec-2017 13Highest Observed Water Level Date and Hour (LST)
Minimum-0.56Lowest Observed Water Level (ft)
Min Date & Time26-Sep-1992 19Lowest Observed Water Level Date and Hour (LST)
HAT6.96Highest Astronomical Tide (ft)
HAT Date & Time09-Mar-1989 01HAT Date and Hour (LST)
LAT0.11Lowest Astronomical Tide (ft)
LAT Date & Time17-Sep-1997 19LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (ft)
LEVBUnavailableSwitch 2 (ft)