Datums for 9443361, SEKIU, CLALLAM BAY WA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9443361, SEKIU, CLALLAM BAY, WA
Status: Accepted (Jul 13 2004)
Units: Feet
Control Station: 9443090 Neah Bay, WA
T.M.: 120
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW7.50Mean Higher-High Water
MHW6.66Mean High Water
MTL4.22Mean Tide Level
MSL4.16Mean Sea Level
DTL3.75Mean Diurnal Tide Level
MLW1.79Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.58North American Vertical Datum of 1988
STND-16.59Station Datum
GT7.50Great Diurnal Range
MN4.88Mean Range of Tide
DHQ0.84Mean Diurnal High Water Inequality
DLQ1.78Mean Diurnal Low Water Inequality
HWI8.94Greenwich High Water Interval (in hours)
LWI2.57Greenwich 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
HAT10.05Highest Astronomical Tide
HAT Date & Time12/31/1986 20:00HAT Date and Time
LAT-3.19Lowest Astronomical Tide
LAT Date & Time06/22/1986 15:30LAT Date and Time
Tidal Datum Analysis Periods
06/01/1973 - 01/31/1974




Products available at 9443361 SEKIU, CLALLAM BAY, WA