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Datums for 9462782, Tigalda Bay, Tigalda Island AK


Elevations on Station Datum

Station: 9462782, Tigalda Bay, Tigalda Island, AK
Status: Accepted (Apr 6 2011)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW22.41Mean Higher-High Water
MHW22.30Mean High Water
MTL20.86Mean Tide Level
MSL20.90Mean Sea Level
DTL20.85Mean Diurnal Tide Level
MLW19.42Mean Low Water
MLLW19.28Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT3.13Great Diurnal Range
MN2.87Mean Range of Tide
DHQ0.12Mean Diurnal High Water Inequality
DLQ0.14Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich 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
HAT24.13Highest Astronomical Tide
HAT Date & Time12/30/1986 22:06HAT Date and Time
LAT17.54Lowest Astronomical Tide
LAT Date & Time06/21/1986 19:00LAT Date and Time
Tidal Datum Analysis Periods
06/01/2010 - 06/30/2010




Products available at 9462782 Tigalda Bay, Tigalda Island, AK

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