Datum | Value | Description |
---|---|---|
MHHW | 9.15 | Mean Higher-High Water |
MHW | 8.32 | Mean High Water |
MTL | 5.47 | Mean Tide Level |
MSL | 5.28 | Mean Sea Level |
DTL | 4.57 | Mean Diurnal Tide Level |
MLW | 2.61 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -6.34 | Station Datum |
GT | 9.15 | Great Diurnal Range |
MN | 5.70 | Mean Range of Tide |
DHQ | 0.83 | Mean Diurnal High Water Inequality |
DLQ | 2.61 | Mean Diurnal Low Water Inequality |
HWI | 0.79 | Greenwich High Water Interval (in hours) |
LWI | 7.08 | Greenwich Low Water Interval (in hours) |
Max Tide | 12.84 | Highest Observed Tide |
Max Tide Date & Time | 12/16/1982 15:24 | Highest Observed Tide Date & Time |
Min Tide | -4.26 | Lowest Observed Tide |
Min Tide Date & Time | 12/13/1985 07:18 | Lowest Observed Tide Date & Time |
HAT | 10.96 | Highest Astronomical Tide |
HAT Date & Time | 01/04/2022 15:42 | HAT Date and Time |
LAT | -3.91 | Lowest Astronomical Tide |
LAT Date & Time | 06/15/2026 19:00 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1983 - 12/31/2001 |