Datum | Value | Description |
---|---|---|
MHHW | 11.73 | Mean Higher-High Water |
MHW | 10.86 | Mean High Water |
MTL | 6.85 | Mean Tide Level |
MSL | 6.81 | Mean Sea Level |
DTL | 5.87 | Mean Diurnal Tide Level |
MLW | 2.84 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -1.93 | Station Datum |
GT | 11.73 | Great Diurnal Range |
MN | 8.02 | Mean Range of Tide |
DHQ | 0.87 | Mean Diurnal High Water Inequality |
DLQ | 2.84 | Mean Diurnal Low Water Inequality |
HWI | 0.61 | Greenwich High Water Interval (in hours) |
LWI | 6.94 | Greenwich Low Water Interval (in hours) |
Max Tide | 25.00 | Highest Observed Tide |
Max Tide Date & Time | 12/27/2022 21:48 | Highest Observed Tide Date & Time |
Min Tide | 5.36 | Lowest Observed Tide |
Min Tide Date & Time | 12/06/2021 12:48 | Lowest Observed Tide Date & Time |
HAT | 14.08 | Highest Astronomical Tide |
HAT Date & Time | 01/11/2001 15:00 | HAT Date and Time |
LAT | -4.62 | Lowest Astronomical Tide |
LAT Date & Time | 06/15/2026 18:54 | LAT Date and Time |
Tidal Datum Analysis Periods |
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08/01/1977 - 03/01/1978 |