050_Midway_United States of America (the)
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch01-Jan-1983 to 31-Dec-2001Tidal Datum Analysis Period
MHHW3.95Mean Higher-High Water (ft)
MHW3.75Mean High Water (ft)
MTL3.39Mean Tide Level (ft)
MSL3.35Mean Sea Level (ft)
DTL3.37Mean Diurnal Tide Level (ft)
MLW3.02Mean Low Water (ft)
MLLW2.80Mean Lower-Low Water (ft)
STND0.00Station Datum (ft)
GT1.15Great Diurnal Range (ft)
MN0.73Mean Range of Tide (ft)
DHQ0.20Mean Diurnal High Water Inequality (ft)
DLQ0.22Mean Diurnal Low Water Inequality (ft)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum6.76Highest Observed Water Level (ft)
Max Date & Time21-Feb-1986 22Highest Observed Water Level Date and Hour (LST)
Minimum0.35Lowest Observed Water Level (ft)
Min Date & Time01-Aug-1963 00Lowest Observed Water Level Date and Hour (LST)
HAT4.30Highest Astronomical Tide (ft)
HAT Date & Time02-Dec-1986 16HAT Date and Hour (LST)
LAT2.14Lowest Astronomical Tide (ft)
LAT Date & Time24-May-1990 21LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (ft)
LEVBUnavailableSwitch 2 (ft)