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Datums for 9457287, Ouzinkie, Spruce Island AK


Elevations on Station Datum

Station: 9457287, Ouzinkie, Spruce Island, AK
Status: Accepted (Jul 15 2014)
Units: Feet
T.M.: 135
Epoch: 2007-2011
Datum: STND
DatumValueDescription
MHHW8.78Mean Higher-High Water
MHW7.93Mean High Water
MTL4.46Mean Tide Level
MSL4.48Mean Sea Level
DTL4.32Mean Diurnal Tide Level
MLW1.00Mean Low Water
MLLW-0.13Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT8.90Great Diurnal Range
MN6.93Mean Range of Tide
DHQ0.85Mean Diurnal High Water Inequality
DLQ1.12Mean Diurnal Low Water Inequality
HWI10.55Greenwich High Water Interval (in hours)
LWI4.12Greenwich 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
HAT11.03Highest Astronomical Tide
HAT Date & Time11/13/1989 22:06HAT Date and Time
LAT-2.99Lowest Astronomical Tide
LAT Date & Time11/14/1985 05:30LAT Date and Time
Tidal Datum Analysis Periods
07/07/2009 - 08/05/2009




Products available at 9457287 Ouzinkie, Spruce Island, AK

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