Datum | Value | Description |
---|---|---|
MHHW | 2.86 | Mean Higher-High Water |
MHW | 2.74 | Mean High Water |
MTL | 1.45 | Mean Tide Level |
MSL | 1.46 | Mean Sea Level |
DTL | 1.43 | Mean Diurnal Tide Level |
MLW | 0.17 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 2.30 | North American Vertical Datum of 1988 |
STND | -3.14 | Station Datum |
GT | 2.86 | Great Diurnal Range |
MN | 2.58 | Mean Range of Tide |
DHQ | 0.12 | Mean Diurnal High Water Inequality |
DLQ | 0.17 | Mean Diurnal Low Water Inequality |
HWI | 0.60 | Greenwich High Water Interval (in hours) |
LWI | 6.78 | Greenwich Low Water Interval (in hours) |
Max Tide | 4.54 | Highest Observed Tide |
Max Tide Date & Time | 10/25/1973 07:06 | Highest Observed Tide Date & Time |
Min Tide | -1.34 | Lowest Observed Tide |
Min Tide Date & Time | 01/31/1975 17:06 | Lowest Observed Tide Date & Time |
HAT | 4.14 | Highest Astronomical Tide |
HAT Date & Time | 10/27/2011 12:54 | HAT Date and Time |
LAT | -0.91 | Lowest Astronomical Tide |
LAT Date & Time | 03/02/2033 19:42 | LAT Date and Time |
Tidal Datum Analysis Periods |
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02/01/1974 - 01/31/1975 |