Datums for 9455145, AIALIK BAY, NORTH END


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9455145, AIALIK BAY, NORTH END
Status: Superseded (Apr 17 2003) (Accepted Jun 18 2001)
Units: Feet
Control Station: 9455090 Seward, AK
T.M.: 135
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW10.58Mean Higher-High Water
MHW9.68Mean High Water
MTL5.51Mean Tide Level
MSL5.52Mean Sea Level
DTL5.29Mean Diurnal Tide Level
MLW1.33Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-41.49Station Datum
GT10.58Great Diurnal Range
MN8.35Mean Range of Tide
DHQ0.90Mean Diurnal High Water Inequality
DLQ1.33Mean Diurnal Low Water Inequality
HWI9.97Greenwich High Water Interval (in hours)
LWI3.74Greenwich 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
HAT13.85Highest Astronomical Tide
HAT Date & Time11/24/2003 21:48HAT Date and Time
LAT-3.53Lowest Astronomical Tide
LAT Date & Time05/27/2021 16:48LAT Date and Time
Tidal Datum Analysis Periods
07/01/2000 - 07/31/2000




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