Datum | Value | Description |
---|---|---|
MHHW | 3.57 | Mean Higher-High Water |
MHW | 3.23 | Mean High Water |
MTL | 1.72 | Mean Tide Level |
MSL | 1.77 | Mean Sea Level |
DTL | 1.79 | Mean Diurnal Tide Level |
MLW | 0.20 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -3.00 | Station Datum |
GT | 3.57 | Great Diurnal Range |
MN | 3.04 | Mean Range of Tide |
DHQ | 0.34 | Mean Diurnal High Water Inequality |
DLQ | 0.20 | Mean Diurnal Low Water Inequality |
HWI | 4.87 | Greenwich High Water Interval (in hours) |
LWI | 10.64 | Greenwich Low Water Interval (in hours) |
Max Tide | 7.87 | Highest Observed Tide |
Max Tide Date & Time | 10/30/1991 17:30 | Highest Observed Tide Date & Time |
Min Tide | -2.14 | Lowest Observed Tide |
Min Tide Date & Time | 02/12/1981 12:30 | Lowest Observed Tide Date & Time |
HAT | 4.47 | Highest Astronomical Tide |
HAT Date & Time | 11/07/2029 17:24 | HAT Date and Time |
LAT | -0.88 | Lowest Astronomical Tide |
LAT Date & Time | 04/20/2034 11:48 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1983 - 12/31/2001 |