Datum | Value | Description |
---|---|---|
MHHW | 2.15 | Mean Higher-High Water |
MHW | 1.90 | Mean High Water |
MTL | 1.14 | Mean Tide Level |
MSL | 1.16 | Mean Sea Level |
DTL | 1.08 | Mean Diurnal Tide Level |
MLW | 0.38 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 1.59 | North American Vertical Datum of 1988 |
STND | -1.29 | Station Datum |
GT | 2.15 | Great Diurnal Range |
MN | 1.52 | Mean Range of Tide |
DHQ | 0.25 | Mean Diurnal High Water Inequality |
DLQ | 0.38 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | 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 | 2.96 | Highest Astronomical Tide |
HAT Date & Time | 06/15/2026 15:42 | HAT Date and Time |
LAT | -0.93 | Lowest Astronomical Tide |
LAT Date & Time | 12/05/2025 11:00 | LAT Date and Time |
Tidal Datum Analysis Periods |
---|
06/01/1990 - 11/30/1990 |