Datum | Value | Description |
---|---|---|
MHHW | 2.68 | Mean Higher-High Water |
MHW | 2.35 | Mean High Water |
MTL | 1.43 | Mean Tide Level |
MSL | 1.46 | Mean Sea Level |
DTL | 1.34 | Mean Diurnal Tide Level |
MLW | 0.50 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 1.69 | North American Vertical Datum of 1988 |
STND | -0.27 | Station Datum |
GT | 2.68 | Great Diurnal Range |
MN | 1.86 | Mean Range of Tide |
DHQ | 0.33 | Mean Diurnal High Water Inequality |
DLQ | 0.50 | Mean Diurnal Low Water Inequality |
HWI | 7.22 | Greenwich High Water Interval (in hours) |
LWI | 1.03 | Greenwich Low Water Interval (in hours) |
Max Tide | 6.98 | Highest Observed Tide |
Max Tide Date & Time | 10/08/1996 05:36 | Highest Observed Tide Date & Time |
Min Tide | -4.65 | Lowest Observed Tide |
Min Tide Date & Time | 09/11/2017 02:00 | Lowest Observed Tide Date & Time |
HAT | 3.51 | Highest Astronomical Tide |
HAT Date & Time | 10/18/2008 07:24 | HAT Date and Time |
LAT | -1.26 | Lowest Astronomical Tide |
LAT Date & Time | 01/10/2005 13:42 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1999 - 12/31/2007 |
01/01/2015 - 12/31/2019 |