Datum | Value | Description |
---|---|---|
MHHW | 1.39 | Mean Higher-High Water |
MHW | 1.32 | Mean High Water |
MTL | 0.69 | Mean Tide Level |
MSL | 0.66 | Mean Sea Level |
DTL | 0.70 | Mean Diurnal Tide Level |
MLW | 0.06 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 0.48 | North American Vertical Datum of 1988 |
STND | -25.77 | Station Datum |
GT | 1.38 | Great Diurnal Range |
MN | 1.26 | Mean Range of Tide |
DHQ | 0.07 | Mean Diurnal High Water Inequality |
DLQ | 0.05 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | Greenwich Low Water Interval (in hours) | |
Max Tide | 2.95 | Highest Observed Tide |
Max Tide Date & Time | 12/31/1986 21:18 | Highest Observed Tide Date & Time |
Min Tide | -1.97 | Lowest Observed Tide |
Min Tide Date & Time | 02/29/1984 04:42 | Lowest Observed Tide Date & Time |
HAT | 2.23 | Highest Astronomical Tide |
HAT Date & Time | 10/29/2007 03:00 | HAT Date and Time |
LAT | -1.03 | Lowest Astronomical Tide |
LAT Date & Time | 01/20/2004 11:48 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1978 - 12/31/1987 |