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Datums for 9458519, Chowiet island AK


Elevations on Station Datum

Station: 9458519, Chowiet island, AK
Status: Accepted (Apr 17 2003)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW15.28Mean Higher-High Water
MHW14.49Mean High Water
MTL11.11Mean Tide Level
MSL11.02Mean Sea Level
DTL10.80Mean Diurnal Tide Level
MLW7.74Mean Low Water
MLLW6.32Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT8.95Great Diurnal Range
MN6.75Mean Range of Tide
DHQ0.79Mean Diurnal High Water Inequality
DLQ1.42Mean Diurnal Low Water Inequality
HWI10.94Greenwich High Water Interval (in hours)
LWI4.74Greenwich 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
07/01/2001 - 07/31/2001




Products available at 9458519 Chowiet island, AK

Revised: 10/15/2013
NOAA / National Ocean Service
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