Datum | Value | Description |
---|---|---|
MHHW | 5.74 | Mean Higher-High Water |
MHW | 5.18 | Mean High Water |
MTL | 3.06 | Mean Tide Level |
MSL | 3.06 | Mean Sea Level |
DTL | 2.87 | Mean Diurnal Tide Level |
MLW | 0.93 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -2.85 | Station Datum |
GT | 5.74 | Great Diurnal Range |
MN | 4.24 | Mean Range of Tide |
DHQ | 0.56 | Mean Diurnal High Water Inequality |
DLQ | 0.93 | Mean Diurnal Low Water Inequality |
HWI | 9.09 | Greenwich High Water Interval (in hours) |
LWI | 2.79 | Greenwich Low Water Interval (in hours) |
Max Tide | 7.79 | Highest Observed Tide |
Max Tide Date & Time | 12/22/1996 19:18 | Highest Observed Tide Date & Time |
Min Tide | -1.94 | Lowest Observed Tide |
Min Tide Date & Time | 06/06/2012 17:06 | Lowest Observed Tide Date & Time |
HAT | 7.10 | Highest Astronomical Tide |
HAT Date & Time | 12/24/2026 20:12 | HAT Date and Time |
LAT | -1.68 | Lowest Astronomical Tide |
LAT Date & Time | 06/04/2008 15:48 | LAT Date and Time |
Tidal Datum Analysis Periods |
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09/01/1985 - 04/30/1987 |