Datum | Value | Description |
---|---|---|
MHHW | 8.92 | Mean Higher-High Water |
MHW | 8.33 | Mean High Water |
MTL | 4.77 | Mean Tide Level |
MSL | 4.90 | Mean Sea Level |
DTL | 4.47 | Mean Diurnal Tide Level |
MLW | 1.22 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | 0.46 | Station Datum |
GT | 8.92 | Great Diurnal Range |
MN | 7.11 | Mean Range of Tide |
DHQ | 0.59 | Mean Diurnal High Water Inequality |
DLQ | 1.22 | Mean Diurnal Low Water Inequality |
HWI | 8.59 | Greenwich High Water Interval (in hours) |
LWI | 2.62 | Greenwich Low Water Interval (in hours) |
Max Tide | 12.46 | Highest Observed Tide |
Max Tide Date & Time | 12/03/1983 12:12 | Highest Observed Tide Date & Time |
Min Tide | -1.74 | Lowest Observed Tide |
Min Tide Date & Time | 02/17/1984 19:30 | Lowest Observed Tide Date & Time |
HAT | 10.33 | Highest Astronomical Tide |
HAT Date & Time | 12/04/2025 19:12 | HAT Date and Time |
LAT | -2.03 | Lowest Astronomical Tide |
LAT Date & Time | 06/04/2004 16:06 | LAT Date and Time |
Tidal Datum Analysis Periods |
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