Datum | Value | Description |
---|---|---|
MHHW | 5.80 | Mean Higher-High Water |
MHW | 5.46 | Mean High Water |
MTL | 2.83 | Mean Tide Level |
MSL | 2.95 | Mean Sea Level |
DTL | 2.90 | Mean Diurnal Tide Level |
MLW | 0.19 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -2.49 | Station Datum |
GT | 5.80 | Great Diurnal Range |
MN | 5.27 | Mean Range of Tide |
DHQ | 0.34 | Mean Diurnal High Water Inequality |
DLQ | 0.19 | Mean Diurnal Low Water Inequality |
HWI | 0.35 | Greenwich High Water Interval (in hours) |
LWI | 6.57 | Greenwich Low Water Interval (in hours) |
Max Tide | 12.80 | Highest Observed Tide |
Max Tide Date & Time | 09/21/1989 23:42 | Highest Observed Tide Date & Time |
Min Tide | -3.81 | Lowest Observed Tide |
Min Tide Date & Time | 03/13/1993 19:24 | Lowest Observed Tide Date & Time |
HAT | 7.28 | Highest Astronomical Tide |
HAT Date & Time | 10/27/2011 12:48 | HAT Date and Time |
LAT | -1.53 | Lowest Astronomical Tide |
LAT Date & Time | 02/09/2001 07:24 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1960 - 12/31/1978 |