Datums for 9450906, BECK ISLAND, CLARENCE STRAIT


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9450906, BECK ISLAND, CLARENCE STRAIT
Status: Accepted (Nov 23 2010)
Units: Feet
Control Station: 9450460 Ketchikan, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW16.14Mean Higher-High Water
MHW15.23Mean High Water
MTL8.41Mean Tide Level
MSL8.38Mean Sea Level
DTL8.07Mean Diurnal Tide Level
MLW1.59Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-3.67Station Datum
GT16.14Great Diurnal Range
MN13.65Mean Range of Tide
DHQ0.91Mean Diurnal High Water Inequality
DLQ1.59Mean Diurnal Low Water Inequality
HWI9.59Greenwich High Water Interval (in hours)
LWI3.19Greenwich 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
08/01/2002 - 08/31/2002




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