Datum | Value | Description |
---|---|---|
MHHW | 7.40 | Mean Higher-High Water |
MHW | 6.75 | Mean High Water |
MTL | 3.91 | Mean Tide Level |
MSL | 3.94 | Mean Sea Level |
DTL | 3.70 | Mean Diurnal Tide Level |
MLW | 1.08 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | -0.34 | North American Vertical Datum of 1988 |
STND | -24.89 | Station Datum |
GT | 7.41 | Great Diurnal Range |
MN | 5.67 | Mean Range of Tide |
DHQ | 0.66 | Mean Diurnal High Water Inequality |
DLQ | 1.08 | Mean Diurnal Low Water Inequality |
HWI | 8.74 | Greenwich High Water Interval (in hours) |
LWI | 2.53 | Greenwich Low Water Interval (in hours) |
Max Tide | Highest Observed Tide | |
Max Tide Date & Time | Highest Observed Tide Date & Time | |
Min Tide | Lowest Observed Tide | |
Min Tide Date & Time | Lowest Observed Tide Date & Time | |
HAT | 9.38 | Highest Astronomical Tide |
HAT Date & Time | 12/05/2025 20:18 | HAT Date and Time |
LAT | -2.11 | Lowest Astronomical Tide |
LAT Date & Time | 11/25/2003 03:30 | LAT Date and Time |
Tidal Datum Analysis Periods |
---|
01/01/2018 - 03/31/2018 |