558_Neah Bay, WA_United States of America (the)
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch01-Jan-1983 to 31-Dec-2001Tidal Datum Analysis Period
MHHW3.026Mean Higher-High Water (m)
MHW2.768Mean High Water (m)
MTL1.936Mean Tide Level (m)
MSL1.924Mean Sea Level (m)
DTL1.823Mean Diurnal Tide Level (m)
MLW1.104Mean Low Water (m)
MLLW0.620Mean Lower-Low Water (m)
STND0.000Station Datum (m)
GT2.406Great Diurnal Range (m)
MN1.664Mean Range of Tide (m)
DHQ0.258Mean Diurnal High Water Inequality (m)
DLQ0.484Mean Diurnal Low Water Inequality (m)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum4.328Highest Observed Water Level (m)
Max Date & Time30-Nov-1951 21Highest Observed Water Level Date and Hour (LST)
Minimum-0.578Lowest Observed Water Level (m)
Min Date & Time26-Nov-2007 04Lowest Observed Water Level Date and Hour (LST)
HAT3.803Highest Astronomical Tide (m)
HAT Date & Time31-Dec-1986 19HAT Date and Hour (LST)
LAT-0.376Lowest Astronomical Tide (m)
LAT Date & Time23-Jun-1986 16LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (m)
LEVBUnavailableSwitch 2 (m)