Datum | Value | Description |
---|---|---|
MHHW | 4.92 | Mean Higher-High Water |
MHW | 4.66 | Mean High Water |
MTL | 2.41 | Mean Tide Level |
MSL | 2.46 | Mean Sea Level |
DTL | 2.46 | Mean Diurnal Tide Level |
MLW | 0.15 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -1.56 | Station Datum |
GT | 4.92 | Great Diurnal Range |
MN | 4.51 | Mean Range of Tide |
DHQ | 0.26 | Mean Diurnal High Water Inequality |
DLQ | 0.15 | Mean Diurnal Low Water Inequality |
HWI | 1.13 | Greenwich High Water Interval (in hours) |
LWI | 7.07 | Greenwich Low Water Interval (in hours) |
Max Tide | 7.54 | Highest Observed Tide |
Max Tide Date & Time | 09/09/1964 23:36 | Highest Observed Tide Date & Time |
Min Tide | -3.16 | Lowest Observed Tide |
Min Tide Date & Time | 01/24/1940 01:24 | Lowest Observed Tide Date & Time |
HAT | 6.35 | Highest Astronomical Tide |
HAT Date & Time | 10/27/2011 13:30 | HAT Date and Time |
LAT | -1.46 | Lowest Astronomical Tide |
LAT Date & Time | 02/12/2032 07:48 | LAT Date and Time |
Tidal Datum Analysis Periods |
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01/01/1960 - 12/31/1978 |