Datum | Value | Description |
---|---|---|
MHHW | 5.882 | Mean Higher-High Water |
MHW | 5.618 | Mean High Water |
MTL | 4.451 | Mean Tide Level |
MSL | 4.443 | Mean Sea Level |
DTL | 4.151 | Mean Diurnal Tide Level |
MLW | 3.284 | Mean Low Water |
MLLW | 2.419 | Mean Lower-Low Water |
NAVD88 | 3.134 | North American Vertical Datum of 1988 |
STND | 0.000 | Station Datum |
GT | 3.462 | Great Diurnal Range |
MN | 2.334 | Mean Range of Tide |
DHQ | 0.264 | Mean Diurnal High Water Inequality |
DLQ | 0.864 | Mean Diurnal Low Water Inequality |
HWI | 0.401 | Greenwich High Water Interval (in hours) |
LWI | 6.638 | Greenwich Low Water Interval (in hours) |
Max Tide | 7.029 | Highest Observed Tide |
Max Tide Date & Time | 12/27/2022 16:42 | Highest Observed Tide Date & Time |
Min Tide | 0.884 | Lowest Observed Tide |
Min Tide Date & Time | 01/04/1916 00:00 | Lowest Observed Tide Date & Time |
HAT | 6.454 | Highest Astronomical Tide |
HAT Date & Time | 01/04/2014 15:24 | HAT Date and Time |
LAT | 1.109 | Lowest Astronomical Tide |
LAT Date & Time | 06/15/2026 18:36 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1983 - 12/31/2001 |