Datums for 9467645, Alakanuk, Yukon River


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9467645, Alakanuk, Yukon River
Status: Accepted (Feb 2 2022)
Units: Feet
Control Station:
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.36Mean Higher-High Water
MHW1.71Mean High Water
MTL0.94Mean Tide Level
MSL0.91Mean Sea Level
DTL1.18Mean Diurnal Tide Level
MLW0.15Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88-5.88North American Vertical Datum of 1988
STND-26.79Station Datum
GT2.36Great Diurnal Range
MN1.55Mean Range of Tide
DHQ0.65Mean Diurnal High Water Inequality
DLQ0.16Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich 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
HAT3.19Highest Astronomical Tide
HAT Date & Time07/03/2004 14:24HAT Date and Time
LAT-0.68Lowest Astronomical Tide
LAT Date & Time11/27/2003 12:42LAT Date and Time
Tidal Datum Analysis Periods
07/01/2021 - 08/31/2021




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