574_SandPoint
DatumValueDescription
Epoch01-Jan-1983 to 31-Dec-2001Tidal Datum Analysis Period
MHHW234.9Mean Higher-High Water (cm)
MHW213.3Mean High Water (cm)
MTL135.3Mean Tide Level (cm)
MSL133.8Mean Sea Level (cm)
DTL125.9Mean Diurnal Tide Level (cm)
MLW57.4Mean Low Water (cm)
MLLW16.9Mean Lower-Low Water (cm)
STND0Station Datum (cm)
GT218Great Diurnal Range (cm)
MN155.9Mean Range of Tide (cm)
DHQ43.2Mean Diurnal High Water Inequality (cm)
DLQ81Mean Diurnal Low Water Inequality (cm)
HWINaNGreenwich High Water Interval (in hours)
LWINaNGreenwich Low Water Interval (in hours)
Maximum365.8Highest Observed Water Level (cm)
Max Date & Time31-Dec-1986 14:00:00Highest Observed Water Level Date and Time (LST)
Minimum-96.6Lowest Observed Water Level (cm)
Min Date & Time12-Dec-2008 20:00:00Lowest Observed Water Level Date and Time (LST)
HAT307.5Highest Astronomical Tide (cm)
HAT Date & Time23-Dec-1999 14:00:00HAT Date and Time (LST)
LAT-69.3Lowest Astronomical Tide (cm)
LAT Date & Time25-May-1990 09:00:00LAT Date and Time (LST)
LEVNaNSwitch 1 (cm)
LEVBNaNSwitch 2 (cm)