Datum | Value | Description |
---|---|---|
MHHW | 1.72 | Mean Higher-High Water |
MHW | 1.62 | Mean High Water |
MTL | 0.87 | Mean Tide Level |
MSL | 0.86 | Mean Sea Level |
DTL | 0.86 | Mean Diurnal Tide Level |
MLW | 0.12 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 0.45 | North American Vertical Datum of 1988 |
STND | -24.58 | Station Datum |
GT | 1.72 | Great Diurnal Range |
MN | 1.50 | Mean Range of Tide |
DHQ | 0.10 | Mean Diurnal High Water Inequality |
DLQ | 0.12 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | Greenwich Low Water Interval (in hours) | |
Max Tide | 6.59 | Highest Observed Tide |
Max Tide Date & Time | 10/08/2017 09:48 | Highest Observed Tide Date & Time |
Min Tide | -2.38 | Lowest Observed Tide |
Min Tide Date & Time | 01/17/2018 17:06 | Lowest Observed Tide Date & Time |
HAT | 2.46 | Highest Astronomical Tide |
HAT Date & Time | 05/19/2026 19:30 | HAT Date and Time |
LAT | -1.13 | Lowest Astronomical Tide |
LAT Date & Time | 01/10/2005 16:36 | LAT Date and Time |
Tidal Datum Analysis Periods |
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12/01/2011 - 11/30/2018 |