920_Marion Island_South Africa
Datum	Value	Description
Status	14-Nov-2022	Processing Date
Epoch	27-Sep-2007 to 31-Dec-2020	Tidal Datum Analysis Period
MHHW	29.56	Mean Higher-High Water (ft)
MHW	29.32	Mean High Water (ft)
MTL	28.70	Mean Tide Level (ft)
MSL	28.69	Mean Sea Level (ft)
DTL	28.71	Mean Diurnal Tide Level (ft)
MLW	28.08	Mean Low Water (ft)
MLLW	27.86	Mean Lower-Low Water (ft)
STND	0.00	Station Datum (ft)
GT	1.70	Great Diurnal Range (ft)
MN	1.24	Mean Range of Tide (ft)
DHQ	0.24	Mean Diurnal High Water Inequality (ft)
DLQ	0.22	Mean Diurnal Low Water Inequality (ft)
HWI	Unavailable	Greenwich High Water Interval (in hours)
LWI	Unavailable	Greenwich Low Water Interval (in hours)
Maximum	31.80	Highest Observed Water Level (ft)
Max Date & Time	31-Oct-2016 01	Highest Observed Water Level Date and Hour (LST)
Minimum	14.23	Lowest Observed Water Level (ft)
Min Date & Time	20-May-2017 22	Lowest Observed Water Level Date and Hour (LST)
HAT	30.31	Highest Astronomical Tide (ft)
HAT Date & Time	17-Oct-2020 15	HAT Date and Hour (LST)
LAT	27.09	Lowest Astronomical Tide (ft)
LAT Date & Time	09-Sep-2010 09	LAT Date and Hour (LST)
LEV	Unavailable	Switch 1 (ft)
LEVB	Unavailable	Switch 2 (ft)