Datums for 9454460, Columbia Glacier


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9454460, Columbia Glacier
Status: Accepted (Dec 30 2005)
Units: Feet
Control Station: 9454240 Valdez, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW12.01Mean Higher-High Water
MHW11.11Mean High Water
MTL6.30Mean Tide Level
MSL6.44Mean Sea Level
DTL6.01Mean Diurnal Tide Level
MLW1.50Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND1.50Station Datum
GT12.01Great Diurnal Range
MN9.60Mean Range of Tide
DHQ0.90Mean Diurnal High Water Inequality
DLQ1.50Mean Diurnal Low Water Inequality
HWI10.05Greenwich High Water Interval (in hours)
LWI3.73Greenwich 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
09/01/2005 - 09/30/2005




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