Datum | Value | Description |
---|---|---|
MHHW | 4.60 | Mean Higher-High Water |
MHW | 4.18 | Mean High Water |
MTL | 2.18 | Mean Tide Level |
MSL | 2.21 | Mean Sea Level |
DTL | 2.30 | Mean Diurnal Tide Level |
MLW | 0.17 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 2.61 | North American Vertical Datum of 1988 |
STND | -4.96 | Station Datum |
GT | 4.60 | Great Diurnal Range |
MN | 4.02 | Mean Range of Tide |
DHQ | 0.42 | Mean Diurnal High Water Inequality |
DLQ | 0.17 | Mean Diurnal Low Water Inequality |
HWI | 12.32 | Greenwich High Water Interval (in hours) |
LWI | 6.12 | Greenwich Low Water Interval (in hours) |
Max Tide | 8.98 | Highest Observed Tide |
Max Tide Date & Time | 12/11/1992 07:48 | Highest Observed Tide Date & Time |
Min Tide | -4.47 | Lowest Observed Tide |
Min Tide Date & Time | 01/10/1978 14:56 | Lowest Observed Tide Date & Time |
HAT | 5.89 | Highest Astronomical Tide |
HAT Date & Time | 10/28/2011 13:00 | HAT Date and Time |
LAT | -1.32 | Lowest Astronomical Tide |
LAT Date & Time | 02/12/2032 19:18 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1983 - 12/31/2001 |