Datum | Value | Description |
---|---|---|
MHHW | 1.33 | Mean Higher-High Water |
MHW | 1.26 | Mean High Water |
MTL | 0.69 | Mean Tide Level |
MSL | 0.73 | Mean Sea Level |
DTL | 0.67 | Mean Diurnal Tide Level |
MLW | 0.13 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | -0.01 | North American Vertical Datum of 1988 |
STND | -5.13 | Station Datum |
GT | 1.33 | Great Diurnal Range |
MN | 1.13 | Mean Range of Tide |
DHQ | 0.07 | Mean Diurnal High Water Inequality |
DLQ | 0.12 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | Greenwich Low Water Interval (in hours) | |
Max Tide | 6.78 | Highest Observed Tide |
Max Tide Date & Time | 07/08/2024 17:54 | Highest Observed Tide Date & Time |
Min Tide | -3.27 | Lowest Observed Tide |
Min Tide Date & Time | 01/19/1996 18:00 | Lowest Observed Tide Date & Time |
HAT | 2.08 | Highest Astronomical Tide |
HAT Date & Time | 05/06/1989 17:36 | HAT Date and Time |
LAT | -1.42 | Lowest Astronomical Tide |
LAT Date & Time | 01/18/1988 19:36 | LAT Date and Time |
Tidal Datum Analysis Periods |
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04/01/1997 - 03/31/2008 |
12/01/2008 - 11/30/2009 |
11/01/2010 - 10/31/2019 |