Datum | Value | Description |
---|---|---|
MHHW | 4.68 | Mean Higher-High Water |
MHW | 4.43 | Mean High Water |
MTL | 2.29 | Mean Tide Level |
MSL | 2.44 | Mean Sea Level |
DTL | 2.34 | Mean Diurnal Tide Level |
MLW | 0.16 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 2.60 | North American Vertical Datum of 1988 |
STND | -2.45 | Station Datum |
GT | 4.68 | Great Diurnal Range |
MN | 4.28 | Mean Range of Tide |
DHQ | 0.25 | Mean Diurnal High Water Inequality |
DLQ | 0.15 | Mean Diurnal Low Water Inequality |
HWI | 2.38 | Greenwich High Water Interval (in hours) |
LWI | 9.10 | Greenwich Low Water Interval (in hours) |
Max Tide | 9.02 | Highest Observed Tide |
Max Tide Date & Time | 08/04/2020 05:00 | Highest Observed Tide Date & Time |
Min Tide | -1.86 | Lowest Observed Tide |
Min Tide Date & Time | 02/12/1981 10:30 | Lowest Observed Tide Date & Time |
HAT | 5.74 | Highest Astronomical Tide |
HAT Date & Time | 10/18/2028 14:12 | HAT Date and Time |
LAT | -1.33 | Lowest Astronomical Tide |
LAT Date & Time | 02/01/2014 09:48 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1983 - 12/31/2001 |