Datum | Value | Description |
---|---|---|
MHHW | 1.94 | Mean Higher-High Water |
MHW | 1.49 | Mean High Water |
MTL | 0.81 | Mean Tide Level |
MSL | 0.85 | Mean Sea Level |
DTL | 0.97 | Mean Diurnal Tide Level |
MLW | 0.14 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
Ortho | ||
STND | -2.36 | Station Datum |
GT | 1.94 | Great Diurnal Range |
MN | 1.35 | Mean Range of Tide |
DHQ | 0.45 | Mean Diurnal High Water Inequality |
DLQ | 0.14 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | Greenwich Low Water Interval (in hours) | |
Max Tide | Highest Observed Tide | |
Max Tide Date & Time | Highest Observed Tide Date & Time | |
Min Tide | Lowest Observed Tide | |
Min Tide Date & Time | Lowest Observed Tide Date & Time | |
HAT | 2.77 | Highest Astronomical Tide |
HAT Date & Time | 12/05/2025 14:36 | HAT Date and Time |
LAT | -0.38 | Lowest Astronomical Tide |
LAT Date & Time | 05/15/2007 18:24 | LAT Date and Time |
Tidal Datum Analysis Periods |
---|
02/01/1987 - 02/28/1987 |