186_Knysna_South Africa
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch01-Jan-2002 to 31-Oct-2018Tidal Datum Analysis Period
MHHW5.95Mean Higher-High Water (ft)
MHW5.75Mean High Water (ft)
MTL3.74Mean Tide Level (ft)
MSL3.72Mean Sea Level (ft)
DTL3.75Mean Diurnal Tide Level (ft)
MLW1.72Mean Low Water (ft)
MLLW1.56Mean Lower-Low Water (ft)
STND0.00Station Datum (ft)
GT4.39Great Diurnal Range (ft)
MN4.04Mean Range of Tide (ft)
DHQ0.19Mean Diurnal High Water Inequality (ft)
DLQ0.16Mean Diurnal Low Water Inequality (ft)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum9.28Highest Observed Water Level (ft)
Max Date & Time24-Jun-2009 03Highest Observed Water Level Date and Hour (LST)
Minimum-1.21Lowest Observed Water Level (ft)
Min Date & Time30-Jan-1975 22Lowest Observed Water Level Date and Hour (LST)
HAT7.66Highest Astronomical Tide (ft)
HAT Date & Time07-Oct-2006 13HAT Date and Hour (LST)
LAT0.04Lowest Astronomical Tide (ft)
LAT Date & Time19-Feb-2011 21LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (ft)
LEVBUnavailableSwitch 2 (ft)