| Datum | Value | Description |
|---|---|---|
| MHHW | Mean Higher-High Water | |
| MHW | Mean High Water | |
| MTL | Mean Tide Level | |
| MSL | Mean Sea Level | |
| DTL | Mean Diurnal Tide Level | |
| MLW | Mean Low Water | |
| MLLW | Mean Lower-Low Water | |
| STND | Station Datum | |
| GT | Great Diurnal Range | |
| MN | Mean Range of Tide | |
| DHQ | Mean Diurnal High Water Inequality | |
| DLQ | Mean Diurnal Low Water Inequality | |
| HWI | Greenwich High Water Interval (in hours) | |
| LWI | 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 |
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