Datum | Value | Description |
---|---|---|
MHHW | 2.44 | Mean Higher-High Water |
MHW | 2.33 | Mean High Water |
MTL | 1.25 | Mean Tide Level |
MSL | 1.42 | Mean Sea Level |
DTL | 1.22 | Mean Diurnal Tide Level |
MLW | 0.17 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 0.49 | North American Vertical Datum of 1988 |
STND | -4.05 | Station Datum |
GT | 2.45 | Great Diurnal Range |
MN | 2.16 | Mean Range of Tide |
DHQ | 0.12 | Mean Diurnal High Water Inequality |
DLQ | 0.17 | Mean Diurnal Low Water Inequality |
HWI | 4.80 | Greenwich High Water Interval (in hours) |
LWI | 11.52 | Greenwich Low Water Interval (in hours) |
Max Tide | 5.97 | Highest Observed Tide |
Max Tide Date & Time | 03/27/1983 15:00 | Highest Observed Tide Date & Time |
Min Tide | -2.52 | Lowest Observed Tide |
Min Tide Date & Time | 03/17/1983 03:42 | Lowest Observed Tide Date & Time |
HAT | 2.98 | Highest Astronomical Tide |
HAT Date & Time | 10/18/2011 20:06 | HAT Date and Time |
LAT | -0.57 | Lowest Astronomical Tide |
LAT Date & Time | 02/01/2037 11:42 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1977 - 12/31/1991 |