Datums for 9450581, Kasaan Bay AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9450581, Kasaan Bay, AK
Status: Superseded (Apr 17 2003) (Accepted Mar 10 2003)
Units: Feet
Control Station: 9450460 Ketchikan, AK
T.M.: 135
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW15.64Mean Higher-High Water
MHW14.76Mean High Water
MTL8.17Mean Tide Level
MSL8.16Mean Sea Level
DTL7.82Mean Diurnal Tide Level
MLW1.58Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-5.56Station Datum
GT15.64Great Diurnal Range
MN13.18Mean Range of Tide
DHQ0.89Mean Diurnal High Water Inequality
DLQ1.58Mean Diurnal Low Water Inequality
HWI9.54Greenwich High Water Interval (in hours)
LWI3.15Greenwich 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
07/01/2002 - 08/31/2002




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