Datums for 9453178, RUSSELL FIORD AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9453178, RUSSELL FIORD, AK
Status: Accepted (Apr 09 2026)
Units: Feet
Control Station: 9453220 Yakutat, Yakutat Bay, AK
T.M.: 135
Epoch: 2012-2016
Datum: MLLW
DatumValueDescription
MHHW7.11Mean Higher-High Water
MHW6.29Mean High Water
MTL3.55Mean Tide Level
MSL3.57Mean Sea Level
DTL3.56Mean Diurnal Tide Level
MLW0.81Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88-1.95North American Vertical Datum of 1988
STND0.20Station Datum
GT7.12Great Diurnal Range
MN5.48Mean Range of Tide
DHQ0.82Mean Diurnal High Water Inequality
DLQ0.81Mean Diurnal Low Water Inequality
HWI11.60Greenwich High Water Interval (in hours)
LWI5.53Greenwich 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
06/01/2025 - 08/31/2025




Products available at 9453178 RUSSELL FIORD, AK