Datum | Value | Description |
---|---|---|
MHHW | 1.35 | Mean Higher-High Water |
MHW | 1.27 | Mean High Water |
MTL | 0.79 | Mean Tide Level |
MSL | 0.76 | Mean Sea Level |
DTL | 0.68 | Mean Diurnal Tide Level |
MLW | 0.31 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 0.42 | North American Vertical Datum of 1988 |
STND | -1.73 | Station Datum |
GT | 1.36 | Great Diurnal Range |
MN | 0.96 | Mean Range of Tide |
DHQ | 0.09 | Mean Diurnal High Water Inequality |
DLQ | 0.31 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | Greenwich Low Water Interval (in hours) | |
Max Tide | 3.12 | Highest Observed Tide |
Max Tide Date & Time | 02/03/1978 00:00 | Highest Observed Tide Date & Time |
Min Tide | -1.54 | Lowest Observed Tide |
Min Tide Date & Time | 12/11/1981 00:54 | Lowest Observed Tide Date & Time |
HAT | 1.83 | Highest Astronomical Tide |
HAT Date & Time | 10/01/2007 10:06 | HAT Date and Time |
LAT | -0.85 | Lowest Astronomical Tide |
LAT Date & Time | 01/10/2005 16:30 | LAT Date and Time |
Tidal Datum Analysis Periods |
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12/01/1981 - 11/30/1982 |