Datum | Value | Description |
---|---|---|
MHHW | 1.49 | Mean Higher-High Water |
MHW | 1.39 | Mean High Water |
MTL | 0.78 | Mean Tide Level |
MSL | 0.81 | Mean Sea Level |
DTL | 0.74 | Mean Diurnal Tide Level |
MLW | 0.18 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | -0.04 | North American Vertical Datum of 1988 |
STND | -4.56 | Station Datum |
GT | 1.49 | Great Diurnal Range |
MN | 1.21 | Mean Range of Tide |
DHQ | 0.09 | Mean Diurnal High Water Inequality |
DLQ | 0.18 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | Greenwich Low Water Interval (in hours) | |
Max Tide | 6.75 | Highest Observed Tide |
Max Tide Date & Time | 08/27/2017 20:30 | Highest Observed Tide Date & Time |
Min Tide | -3.28 | Lowest Observed Tide |
Min Tide Date & Time | 01/19/1996 19:18 | Lowest Observed Tide Date & Time |
HAT | 2.08 | Highest Astronomical Tide |
HAT Date & Time | 04/29/2025 18:00 | HAT Date and Time |
LAT | -1.23 | Lowest Astronomical Tide |
LAT Date & Time | 01/10/2005 20:48 | LAT Date and Time |
Tidal Datum Analysis Periods |
---|
08/01/1995 - 07/31/1996 |
01/01/2001 - 12/31/2002 |
01/01/2016 - 12/31/2016 |