Datums for 9447883, Green Bank WA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9447883, Green Bank, WA
Status: Accepted (Feb 23 2016)
Units: Feet
Control Station: 9447130 Seattle, WA
T.M.: 120
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW11.35Mean Higher-High Water
MHW10.49Mean High Water
MTL6.63Mean Tide Level
MSL6.61Mean Sea Level
DTL5.68Mean Diurnal Tide Level
MLW2.78Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-12.34Station Datum
GT11.35Great Diurnal Range
MN7.70Mean Range of Tide
DHQ0.87Mean Diurnal High Water Inequality
DLQ2.78Mean Diurnal Low Water Inequality
HWI0.43Greenwich High Water Interval (in hours)
LWI6.57Greenwich 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
HAT13.80Highest Astronomical Tide
HAT Date & Time01/01/1983 15:12HAT Date and Time
LAT-4.56Lowest Astronomical Tide
LAT Date & Time06/22/1986 18:42LAT Date and Time
Tidal Datum Analysis Periods
08/01/2015 - 10/31/2015




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