Datums for 9453220, Yakutat, Yakutat Bay AK


NOTICE: This stations datums are computed using the 5-year Modified Procedure

Elevations on Mean Lower Low Water

Station: 9453220, Yakutat, Yakutat Bay, AK
Status: Superseded (Apr 17 2003) (Accepted Jan 16 2001)
Units: Feet
Control Station:
T.M.: 0
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW10.04Mean Higher-High Water
MHW9.20Mean High Water
MTL5.29Mean Tide Level
MSL5.29Mean Sea Level
DTL5.02Mean Diurnal Tide Level
MLW1.38Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.15Station Datum
GT10.04Great Diurnal Range
MN7.82Mean Range of Tide
DHQ0.84Mean Diurnal High Water Inequality
DLQ1.38Mean Diurnal Low Water Inequality
HWI9.84Greenwich High Water Interval (in hours)
LWI3.52Greenwich Low Water Interval (in hours)
Max Tide16.35Highest Observed Tide
Max Tide Date & Time03/28/1964 10:48Highest Observed Tide Date & Time
Min Tide-5.17Lowest Observed Tide
Min Tide Date & Time12/05/2021 08:54Lowest Observed Tide Date & Time
HAT13.09Highest Astronomical Tide
HAT Date & Time12/05/2025 21:24HAT Date and Time
LAT-3.32Lowest Astronomical Tide
LAT Date & Time06/07/2039 16:24LAT Date and Time
Tidal Datum Analysis Periods
01/01/1994 - 12/31/1998




Products available at 9453220 Yakutat, Yakutat Bay, AK