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Datums for 9462786, SE Tigalda Island, Pacific Ocean AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9462786, SE Tigalda Island, Pacific Ocean, AK
Status: Accepted (Nov 5 2013)
Units: Feet
Control Station: 9459881 King Cove, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW5.30Mean Higher-High Water
MHW4.71Mean High Water
MTL3.02Mean Tide Level
MSL2.96Mean Sea Level
DTL2.65Mean Diurnal Tide Level
MLW1.32Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-21.52Station Datum
GT5.30Great Diurnal Range
MN3.39Mean Range of Tide
DHQ0.59Mean Diurnal High Water Inequality
DLQ1.32Mean Diurnal Low Water Inequality
HWI11.63Greenwich High Water Interval (in hours)
LWI5.28Greenwich 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
HAT7.32Highest Astronomical Tide
HAT Date & Time12/31/1986 22:48HAT Date and Time
LAT-2.18Lowest Astronomical Tide
LAT Date & Time06/22/1986 18:06LAT Date and Time
Tidal Datum Analysis Periods
06/01/2013 - 07/31/2013




Products available at 9462786 SE Tigalda Island, Pacific Ocean, AK

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