558_Neah Bay, WA_United States of America (the)
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch01-Jan-1983 to 31-Dec-2001Tidal Datum Analysis Period
MHHW9.93Mean Higher-High Water (ft)
MHW9.08Mean High Water (ft)
MTL6.35Mean Tide Level (ft)
MSL6.31Mean Sea Level (ft)
DTL5.98Mean Diurnal Tide Level (ft)
MLW3.62Mean Low Water (ft)
MLLW2.03Mean Lower-Low Water (ft)
STND0.00Station Datum (ft)
GT7.89Great Diurnal Range (ft)
MN5.46Mean Range of Tide (ft)
DHQ0.85Mean Diurnal High Water Inequality (ft)
DLQ1.59Mean Diurnal Low Water Inequality (ft)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum14.20Highest Observed Water Level (ft)
Max Date & Time30-Nov-1951 21Highest Observed Water Level Date and Hour (LST)
Minimum-1.90Lowest Observed Water Level (ft)
Min Date & Time26-Nov-2007 04Lowest Observed Water Level Date and Hour (LST)
HAT12.48Highest Astronomical Tide (ft)
HAT Date & Time31-Dec-1986 19HAT Date and Hour (LST)
LAT-1.23Lowest Astronomical Tide (ft)
LAT Date & Time23-Jun-1986 16LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (ft)
LEVBUnavailableSwitch 2 (ft)