Datum | Value | Description |
---|---|---|
MHHW | 1.48 | Mean Higher-High Water |
MHW | 1.33 | Mean High Water |
MTL | 0.75 | Mean Tide Level |
MSL | 0.76 | Mean Sea Level |
DTL | 0.74 | Mean Diurnal Tide Level |
MLW | 0.16 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 0.85 | North American Vertical Datum of 1988 |
STND | -3.72 | Station Datum |
GT | 1.47 | Great Diurnal Range |
MN | 1.17 | Mean Range of Tide |
DHQ | 0.15 | Mean Diurnal High Water Inequality |
DLQ | 0.16 | Mean Diurnal Low Water Inequality |
HWI | 6.90 | Greenwich High Water Interval (in hours) |
LWI | 0.93 | Greenwich Low Water Interval (in hours) |
Max Tide | 4.82 | Highest Observed Tide |
Max Tide Date & Time | 10/30/2021 05:30 | Highest Observed Tide Date & Time |
Min Tide | -3.72 | Lowest Observed Tide |
Min Tide Date & Time | 01/01/1963 04:00 | Lowest Observed Tide Date & Time |
HAT | 1.87 | Highest Astronomical Tide |
HAT Date & Time | 08/22/2036 07:06 | HAT Date and Time |
LAT | -0.52 | Lowest Astronomical Tide |
LAT Date & Time | 01/14/2036 13:30 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1983 - 12/31/2001 |