786_Roseau_Dominica
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch16-May-2011 to 30-Sep-2022Tidal Datum Analysis Period
MHHW1.146Mean Higher-High Water (m)
MHW1.100Mean High Water (m)
MTL1.002Mean Tide Level (m)
MSL0.996Mean Sea Level (m)
DTL0.988Mean Diurnal Tide Level (m)
MLW0.905Mean Low Water (m)
MLLW0.830Mean Lower-Low Water (m)
STND0.000Station Datum (m)
GT0.316Great Diurnal Range (m)
MN0.195Mean Range of Tide (m)
DHQ0.046Mean Diurnal High Water Inequality (m)
DLQ0.075Mean Diurnal Low Water Inequality (m)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum1.601Highest Observed Water Level (m)
Max Date & Time19-Nov-2019 22Highest Observed Water Level Date and Hour (LST)
Minimum0.563Lowest Observed Water Level (m)
Min Date & Time13-Jan-2021 03Lowest Observed Water Level Date and Hour (LST)
HAT1.320Highest Astronomical Tide (m)
HAT Date & Time14-Jul-2022 07HAT Date and Hour (LST)
LAT0.621Lowest Astronomical Tide (m)
LAT Date & Time03-Jan-2022 01LAT Date and Hour (LST)
LEV0.936Switch 1 (m)
LEVB1.003Switch 2 (m)