242_Key West, FL_United States of America (the)
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch01-Jan-1983 to 31-Dec-2001Tidal Datum Analysis Period
MHHW6.35Mean Higher-High Water (ft)
MHW6.06Mean High Water (ft)
MTL5.44Mean Tide Level (ft)
MSL5.45Mean Sea Level (ft)
DTL5.46Mean Diurnal Tide Level (ft)
MLW4.82Mean Low Water (ft)
MLLW4.57Mean Lower-Low Water (ft)
STND0.00Station Datum (ft)
GT1.77Great Diurnal Range (ft)
MN1.23Mean Range of Tide (ft)
DHQ0.29Mean Diurnal High Water Inequality (ft)
DLQ0.25Mean Diurnal Low Water Inequality (ft)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum9.35Highest Observed Water Level (ft)
Max Date & Time24-Oct-2005 07Highest Observed Water Level Date and Hour (LST)
Minimum2.87Lowest Observed Water Level (ft)
Min Date & Time12-Apr-1914 22Lowest Observed Water Level Date and Hour (LST)
HAT7.18Highest Astronomical Tide (ft)
HAT Date & Time05-Nov-1990 03HAT Date and Hour (LST)
LAT3.88Lowest Astronomical Tide (ft)
LAT Date & Time24-May-1986 21LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (ft)
LEVBUnavailableSwitch 2 (ft)