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Datums for 9499176, Barter Island AK

Elevations on Station Datum

Station: 9499176, Barter Island, AK
Status: Accepted (Apr 16 2009)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
MHHW2.68Mean Higher-High Water
MHW2.57Mean High Water
MTL2.34Mean Tide Level
MSL2.35Mean Sea Level
DTL2.38Mean Diurnal Tide Level
MLW2.10Mean Low Water
MLLW2.07Mean Lower-Low Water
STND0.00Station Datum
GT0.60Great Diurnal Range
MN0.46Mean Range of Tide
DHQ0.11Mean Diurnal High Water Inequality
DLQ0.03Mean 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
HAT2.84Highest Astronomical Tide
HAT Date & Time11/13/1985 10:12HAT Date and Time
LAT1.96Lowest Astronomical Tide
LAT Date & Time03/10/1989 17:24LAT Date and Time
Tidal Datum Analysis Periods
09/01/2008 - 09/30/2008

Products available at 9499176 Barter Island, AK

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