Datum | Value | Description |
---|---|---|
MHHW | 1.69 | Mean Higher-High Water |
MHW | 1.62 | Mean High Water |
MTL | 0.85 | Mean Tide Level |
MSL | 0.84 | Mean Sea Level |
DTL | 0.85 | Mean Diurnal Tide Level |
MLW | 0.09 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 0.53 | North American Vertical Datum of 1988 |
STND | -28.63 | Station Datum |
GT | 1.70 | Great Diurnal Range |
MN | 1.53 | Mean Range of Tide |
DHQ | 0.08 | Mean Diurnal High Water Inequality |
DLQ | 0.09 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | Greenwich Low Water Interval (in hours) | |
Max Tide | 7.07 | Highest Observed Tide |
Max Tide Date & Time | 10/08/2017 08:00 | Highest Observed Tide Date & Time |
Min Tide | -6.98 | Lowest Observed Tide |
Min Tide Date & Time | 09/16/2020 13:12 | Lowest Observed Tide Date & Time |
HAT | 2.48 | Highest Astronomical Tide |
HAT Date & Time | 10/11/2025 07:06 | HAT Date and Time |
LAT | -1.21 | Lowest Astronomical Tide |
LAT Date & Time | 01/10/2005 16:06 | LAT Date and Time |
Tidal Datum Analysis Periods |
---|
07/01/2008 - 06/30/2012 |
10/01/2012 - 09/30/2018 |