Datums for 9447717, Priest Point WA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9447717, Priest Point, WA
Status: Accepted (Dec 1 2014)
Units: Feet
Control Station: 9447130 Seattle, WA
T.M.: 120
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW10.96Mean Higher-High Water
MHW10.10Mean High Water
MTL6.40Mean Tide Level
MSL6.37Mean Sea Level
DTL5.48Mean Diurnal Tide Level
MLW2.69Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.89North American Vertical Datum of 1988
STND-18.43Station Datum
GT10.95Great Diurnal Range
MN7.41Mean Range of Tide
DHQ0.86Mean Diurnal High Water Inequality
DLQ2.69Mean Diurnal Low Water Inequality
HWI0.49Greenwich High Water Interval (in hours)
LWI6.88Greenwich Low Water Interval (in hours)
Max TideHighest Observed Tide
Max Tide Date & Time Highest Observed Tide Date & Time
Min TideLowest Observed Tide
Min Tide Date & Time Lowest Observed Tide Date & Time
HAT13.02Highest Astronomical Tide
HAT Date & Time01/01/1983 15:18HAT Date and Time
LAT-4.39Lowest Astronomical Tide
LAT Date & Time06/22/1986 18:54LAT Date and Time
Tidal Datum Analysis Periods
07/01/2014 - 09/30/2014




Products available at 9447717 Priest Point, WA