Datum | Value | Description |
---|---|---|
MHHW | 7.72 | Mean Higher-High Water |
MHW | 7.07 | Mean High Water |
MTL | 4.76 | Mean Tide Level |
MSL | 4.63 | Mean Sea Level |
DTL | 3.86 | Mean Diurnal Tide Level |
MLW | 2.45 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -4.10 | Station Datum |
GT | 7.72 | Great Diurnal Range |
MN | 4.62 | Mean Range of Tide |
DHQ | 0.65 | Mean Diurnal High Water Inequality |
DLQ | 2.45 | Mean Diurnal Low Water Inequality |
HWI | 12.03 | Greenwich High Water Interval (in hours) |
LWI | 5.66 | Greenwich Low Water Interval (in hours) |
Max Tide | 10.50 | Highest Observed Tide |
Max Tide Date & Time | 01/15/1974 08:36 | Highest Observed Tide Date & Time |
Min Tide | -3.73 | Lowest Observed Tide |
Min Tide Date & Time | 01/07/1974 20:42 | Lowest Observed Tide Date & Time |
HAT | 9.14 | Highest Astronomical Tide |
HAT Date & Time | 12/25/2003 15:00 | HAT Date and Time |
LAT | -3.94 | Lowest Astronomical Tide |
LAT Date & Time | 06/15/2026 17:42 | LAT Date and Time |
Tidal Datum Analysis Periods |
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11/01/1973 - 10/31/1975 |