Datum | Value | Description |
---|---|---|
MHHW | 7.73 | Mean Higher-High Water |
MHW | 6.96 | Mean High Water |
MTL | 4.15 | Mean Tide Level |
MSL | 4.09 | Mean Sea Level |
DTL | 3.86 | Mean Diurnal Tide Level |
MLW | 1.34 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -21.34 | Station Datum |
GT | 7.73 | Great Diurnal Range |
MN | 5.62 | Mean Range of Tide |
DHQ | 0.77 | Mean Diurnal High Water Inequality |
DLQ | 1.35 | Mean Diurnal Low Water Inequality |
HWI | 11.21 | Greenwich High Water Interval (in hours) |
LWI | 4.97 | 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 | 9.84 | Highest Astronomical Tide |
HAT Date & Time | 12/05/2025 22:42 | HAT Date and Time |
LAT | -2.82 | Lowest Astronomical Tide |
LAT Date & Time | 12/06/2025 05:54 | LAT Date and Time |
Tidal Datum Analysis Periods |
---|
05/01/2004 - 08/31/2004 |