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Datums for 9457292, Kodiak Island AK


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

Elevations on Station Datum

Station: 9457292, Kodiak Island, AK
Status: Accepted (Feb 6 2018)
Units: Feet
T.M.: 0
Epoch: 2012-2016
Datum: STND
DatumValueDescription
MHHW34.04Mean Higher-High Water
MHW33.14Mean High Water
MTL29.75Mean Tide Level
MSL29.77Mean Sea Level
DTL29.68Mean Diurnal Tide Level
MLW26.37Mean Low Water
MLLW25.27Mean Lower-Low Water
NAVD8826.15North American Vertical Datum of 1988
STND0.00Station Datum
GT8.78Great Diurnal Range
MN6.78Mean Range of Tide
DHQ0.90Mean Diurnal High Water Inequality
DLQ1.10Mean Diurnal Low Water Inequality
HWI10.60Greenwich High Water Interval (in hours)
LWI4.26Greenwich Low Water Interval (in hours)
Max Tide38.86Highest Observed Tide
Max Tide Date & Time12/31/1986 22:18Highest Observed Tide Date & Time
Min Tide21.40Lowest Observed Tide
Min Tide Date & Time12/14/2008 05:42Lowest Observed Tide Date & Time
HAT36.74Highest Astronomical Tide
HAT Date & Time12/03/1990 22:54HAT Date and Time
LAT22.65Lowest Astronomical Tide
LAT Date & Time05/25/1990 17:24LAT Date and Time
Tidal Datum Analysis Periods
01/01/1985 - 12/31/2001
01/01/2012 - 12/31/2016




Products available at 9457292 Kodiak Island, AK

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