348_Hamada_Japan
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch29-Feb-1984 to 31-Dec-2001Tidal Datum Analysis Period
MHHW1.260Mean Higher-High Water (m)
MHW1.170Mean High Water (m)
MTL1.058Mean Tide Level (m)
MSL1.065Mean Sea Level (m)
DTL1.085Mean Diurnal Tide Level (m)
MLW0.947Mean Low Water (m)
MLLW0.910Mean Lower-Low Water (m)
STND0.000Station Datum (m)
GT0.350Great Diurnal Range (m)
MN0.223Mean Range of Tide (m)
DHQ0.090Mean Diurnal High Water Inequality (m)
DLQ0.037Mean Diurnal Low Water Inequality (m)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum2.100Highest Observed Water Level (m)
Max Date & Time03-Sep-2020 04Highest Observed Water Level Date and Hour (LST)
Minimum0.370Lowest Observed Water Level (m)
Min Date & Time11-Apr-1985 18Lowest Observed Water Level Date and Hour (LST)
HAT1.589Highest Astronomical Tide (m)
HAT Date & Time09-Aug-1987 01HAT Date and Hour (LST)
LAT0.649Lowest Astronomical Tide (m)
LAT Date & Time28-Jan-1987 22LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (m)
LEVBUnavailableSwitch 2 (m)