| Datum | Value | Description |
|---|---|---|
| MHHW | 0.68 | Mean Higher-High Water |
| MHW | 0.53 | Mean High Water |
| MTL | 0.31 | Mean Tide Level |
| MSL | 0.33 | Mean Sea Level |
| DTL | 0.34 | Mean Diurnal Tide Level |
| MLW | 0.08 | Mean Low Water |
| MLLW | 0.00 | Mean Lower-Low Water |
| NAVD88 | 0.47 | North American Vertical Datum of 1988 |
| STND | -1.55 | Station Datum |
| GT | 0.68 | Great Diurnal Range |
| MN | 0.45 | Mean Range of Tide |
| DHQ | 0.15 | Mean Diurnal High Water Inequality |
| DLQ | 0.08 | Mean Diurnal Low Water Inequality |
| HWI | 10.94 | Greenwich High Water Interval (in hours) |
| LWI | 5.93 | 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 | 0.99 | Highest Astronomical Tide |
| HAT Date & Time | 05/19/2026 00:00 | HAT Date and Time |
| LAT | -0.15 | Lowest Astronomical Tide |
| LAT Date & Time | 12/04/2025 19:12 | LAT Date and Time |
| Tidal Datum Analysis Periods |
|---|
| 09/01/1978 - 11/30/1978 |