Datum | Value | Description |
---|---|---|
MHHW | 2.74 | Mean Higher-High Water |
MHW | 2.39 | Mean High Water |
MTL | 1.45 | Mean Tide Level |
MSL | 1.46 | Mean Sea Level |
DTL | 1.37 | Mean Diurnal Tide Level |
MLW | 0.50 | Mean Low Water |
MLLW | 0.00 | Mean Lower-Low Water |
NAVD88 | 1.75 | North American Vertical Datum of 1988 |
STND | -0.48 | Station Datum |
GT | 2.74 | Great Diurnal Range |
MN | 1.89 | Mean Range of Tide |
DHQ | 0.35 | Mean Diurnal High Water Inequality |
DLQ | 0.50 | Mean Diurnal Low Water Inequality |
HWI | 4.58 | Greenwich High Water Interval (in hours) |
LWI | 11.02 | 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 | Highest Astronomical Tide | |
HAT Date & Time | HAT Date and Time | |
LAT | Lowest Astronomical Tide | |
LAT Date & Time | LAT Date and Time |
Tidal Datum Analysis Periods |
---|
11/01/1975 - 02/29/1976 |
04/01/1976 - 05/31/1976 |
08/01/1976 - 09/30/1976 |