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Datums for 9457287, Ouzinkie, Spruce Island AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9457287, Ouzinkie, Spruce Island, AK
Status: Accepted (Jun 6 2018)
Units: Feet
Control Station: 9457292 Kodiak Island, AK
T.M.: 135
Epoch: 2012-2016
Datum: MLLW
DatumValueDescription
MHHW8.91Mean Higher-High Water
MHW8.06Mean High Water
MTL4.59Mean Tide Level
MSL4.62Mean Sea Level
DTL4.45Mean Diurnal Tide Level
MLW1.13Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND0.15Station Datum
GT8.90Great Diurnal Range
MN6.93Mean Range of Tide
DHQ0.85Mean Diurnal High Water Inequality
DLQ1.12Mean Diurnal Low Water Inequality
HWI10.53Greenwich High Water Interval (in hours)
LWI4.13Greenwich 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
HAT11.17Highest Astronomical Tide
HAT Date & Time11/13/1989 22:06HAT Date and Time
LAT-2.85Lowest 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: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services