Datum | Value | Description |
---|---|---|
MHHW | 1.05 | Mean Higher-High Water |
MHW | 1.03 | Mean High Water |
MTL | 0.53 | Mean Tide Level |
MSL | 0.56 | Mean Sea Level |
DTL | 0.52 | Mean Diurnal Tide Level |
MLW | 0.02 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | ||
STND | -3.49 | Station Datum |
GT | 1.05 | Great Diurnal Range |
MN | 1.01 | Mean Range of Tide |
DHQ | 0.02 | Mean Diurnal High Water Inequality |
DLQ | 0.03 | Mean Diurnal Low Water Inequality |
HWI | Greenwich High Water Interval (in hours) | |
LWI | Greenwich Low Water Interval (in hours) | |
Max Tide | 2.40 | Highest Observed Tide |
Max Tide Date & Time | 04/05/1997 22:00 | Highest Observed Tide Date & Time |
Min Tide | -3.43 | Lowest Observed Tide |
Min Tide Date & Time | 12/23/1989 19:12 | Lowest Observed Tide Date & Time |
HAT | 1.63 | Highest Astronomical Tide |
HAT Date & Time | 10/12/2025 07:30 | HAT Date and Time |
LAT | -0.91 | Lowest Astronomical Tide |
LAT Date & Time | 01/20/2004 14:30 | LAT Date and Time |
Tidal Datum Analysis Periods |
---|
01/01/1987 - 12/31/1996 |