Datum | Value | Description |
---|---|---|
MHHW | 1.47 | Mean Higher-High Water |
MHW | 1.40 | Mean High Water |
MTL | 0.79 | Mean Tide Level |
MSL | 0.87 | Mean Sea Level |
DTL | 0.73 | Mean Diurnal Tide Level |
MLW | 0.17 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 1.18 | North American Vertical Datum of 1988 |
STND | -24.26 | Station Datum |
GT | 1.46 | Great Diurnal Range |
MN | 1.23 | Mean Range of Tide |
DHQ | 0.06 | Mean Diurnal High Water Inequality |
DLQ | 0.17 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | Greenwich Low Water Interval (in hours) | |
Max Tide | 3.60 | Highest Observed Tide |
Max Tide Date & Time | 10/07/2017 23:48 | Highest Observed Tide Date & Time |
Min Tide | -0.98 | Lowest Observed Tide |
Min Tide Date & Time | 12/22/2018 13:30 | Lowest Observed Tide Date & Time |
HAT | 2.28 | Highest Astronomical Tide |
HAT Date & Time | 10/19/1989 04:00 | HAT Date and Time |
LAT | -1.00 | Lowest Astronomical Tide |
LAT Date & Time | 12/31/1986 14:36 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/2017 - 12/31/2018 |