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Datums for 9455732, KALIGAN ISLAND (NORTH END), COOK INLET AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9455732, KALIGAN ISLAND (NORTH END), COOK INLET, AK
Status: Accepted (Jul 11 2018)
Units: Feet
Control Station: 9455760 Nikiski, AK
T.M.: 135
Epoch: 2012-2016
Datum: MLLW
DatumValueDescription
MHHW18.72Mean Higher-High Water
MHW17.96Mean High Water
MTL9.97Mean Tide Level
MSL10.17Mean Sea Level
DTL9.36Mean Diurnal Tide Level
MLW1.98Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND2.34Station Datum
GT18.72Great Diurnal Range
MN15.98Mean Range of Tide
DHQ0.76Mean Diurnal High Water Inequality
DLQ1.99Mean Diurnal Low Water Inequality
HWI0.57Greenwich High Water Interval (in hours)
LWI6.80Greenwich 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
HAT23.93Highest Astronomical Tide
HAT Date & Time10/17/1993 01:12HAT Date and Time
LAT-6.13Lowest Astronomical Tide
LAT Date & Time11/14/1985 07:42LAT Date and Time
Tidal Datum Analysis Periods
07/19/1999 - 08/17/1999




Products available at 9455732 KALIGAN ISLAND (NORTH END), COOK INLET, AK

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services