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Datums for 9468333, Unalakleet AK


Elevations on Station Datum

Station: 9468333, Unalakleet, AK
Status: Accepted (Aug 7 2017)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW4.75Mean Higher-High Water
MHW4.42Mean High Water
MTL3.17Mean Tide Level
MSL3.03Mean Sea Level
DTL3.15Mean Diurnal Tide Level
MLW1.92Mean Low Water
MLLW1.56Mean Lower-Low Water
NAVD88-0.56North American Vertical Datum of 1988
STND0.00Station Datum
GT3.19Great Diurnal Range
MN2.50Mean Range of Tide
DHQ0.33Mean Diurnal High Water Inequality
DLQ0.35Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and 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
08/01/2016 - 01/31/2017




Products available at 9468333 Unalakleet, AK

Revised: 10/15/2013
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services