Datums for 9452386, Tenakee Springs AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9452386, Tenakee Springs, AK
Status: Accepted (Dec 02 2024)
Units: Feet
Control Station: 9452210 Juneau, AK
T.M.: 0
Epoch: 2012-2016
Datum: MLLW
DatumValueDescription
MHHW15.09Mean Higher-High Water
MHW14.15Mean High Water
MTL7.86Mean Tide Level
MSL7.95Mean Sea Level
DTL7.54Mean Diurnal Tide Level
MLW1.57Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD882.85North American Vertical Datum of 1988
STND4.61Station Datum
GT15.09Great Diurnal Range
MN12.57Mean Range of Tide
DHQ0.94Mean Diurnal High Water Inequality
DLQ1.58Mean Diurnal Low Water Inequality
HWI9.73Greenwich High Water Interval (in hours)
LWI3.50Greenwich 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
HAT19.35Highest Astronomical Tide
HAT Date & Time11/15/2016 22:00HAT Date and Time
LAT-4.68Lowest Astronomical Tide
LAT Date & Time05/27/2021 16:30LAT Date and Time
Tidal Datum Analysis Periods
05/01/2024 - 08/31/2024




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