242_Key West, FL_United States of America (the)
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch01-Jan-1983 to 31-Dec-2001Tidal Datum Analysis Period
MHHW1.935Mean Higher-High Water (m)
MHW1.846Mean High Water (m)
MTL1.658Mean Tide Level (m)
MSL1.662Mean Sea Level (m)
DTL1.664Mean Diurnal Tide Level (m)
MLW1.470Mean Low Water (m)
MLLW1.394Mean Lower-Low Water (m)
STND0.000Station Datum (m)
GT0.541Great Diurnal Range (m)
MN0.376Mean Range of Tide (m)
DHQ0.088Mean Diurnal High Water Inequality (m)
DLQ0.076Mean Diurnal Low Water Inequality (m)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum2.850Highest Observed Water Level (m)
Max Date & Time24-Oct-2005 07Highest Observed Water Level Date and Hour (LST)
Minimum0.875Lowest Observed Water Level (m)
Min Date & Time12-Apr-1914 22Lowest Observed Water Level Date and Hour (LST)
HAT2.188Highest Astronomical Tide (m)
HAT Date & Time05-Nov-1990 03HAT Date and Hour (LST)
LAT1.183Lowest Astronomical Tide (m)
LAT Date & Time24-May-1986 21LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (m)
LEVBUnavailableSwitch 2 (m)