Datum | Value | Description |
---|---|---|
MHHW | 9.74 | Mean Higher-High Water |
MHW | 8.91 | Mean High Water |
MTL | 5.13 | Mean Tide Level |
MSL | 5.13 | Mean Sea Level |
DTL | 4.87 | Mean Diurnal Tide Level |
MLW | 1.35 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -4.01 | Station Datum |
GT | 9.74 | Great Diurnal Range |
MN | 7.56 | Mean Range of Tide |
DHQ | 0.83 | Mean Diurnal High Water Inequality |
DLQ | 1.36 | Mean Diurnal Low Water Inequality |
HWI | 9.79 | Greenwich High Water Interval (in hours) |
LWI | 3.48 | Greenwich Low Water Interval (in hours) |
Max Tide | Highest Observed Tide | |
Max Tide Date & Time | Highest Observed Tide Date & Time | |
Min Tide | Lowest Observed Tide | |
Min Tide Date & Time | Lowest Observed Tide Date & Time | |
HAT | 12.73 | Highest Astronomical Tide |
HAT Date & Time | 12/05/2025 21:24 | HAT Date and Time |
LAT | -3.29 | Lowest Astronomical Tide |
LAT Date & Time | 05/27/2021 16:36 | LAT Date and Time |
Tidal Datum Analysis Periods |
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06/01/2002 - 06/30/2002 |