Datum | Value | Description |
---|---|---|
MHHW | 6.49 | Mean Higher-High Water |
MHW | 5.88 | Mean High Water |
MTL | 3.49 | Mean Tide Level |
MSL | 3.40 | Mean Sea Level |
DTL | 3.25 | Mean Diurnal Tide Level |
MLW | 1.11 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -3.27 | Station Datum |
GT | 6.49 | Great Diurnal Range |
MN | 4.77 | Mean Range of Tide |
DHQ | 0.61 | Mean Diurnal High Water Inequality |
DLQ | 1.11 | Mean Diurnal Low Water Inequality |
HWI | 8.10 | Greenwich High Water Interval (in hours) |
LWI | 1.52 | Greenwich Low Water Interval (in hours) |
Max Tide | 9.71 | Highest Observed Tide |
Max Tide Date & Time | 12/03/1983 18:18 | Highest Observed Tide Date & Time |
Min Tide | -2.51 | Lowest Observed Tide |
Min Tide Date & Time | 01/11/2009 01:42 | Lowest Observed Tide Date & Time |
HAT | 7.91 | Highest Astronomical Tide |
HAT Date & Time | 07/24/2040 07:00 | HAT Date and Time |
LAT | -1.95 | Lowest Astronomical Tide |
LAT Date & Time | 06/04/2008 14:18 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1960 - 12/31/1978 |