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Datums for 9454460, Columbia Glacier AK


Elevations on Station Datum

Station: 9454460, Columbia Glacier, AK
Status: Accepted (Dec 30 2005)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW10.51Mean Higher-High Water
MHW9.61Mean High Water
MTL4.80Mean Tide Level
MSL4.94Mean Sea Level
DTL4.51Mean Diurnal Tide Level
MLW0.00Mean Low Water
MLLW-1.50Mean Lower-Low Water
NAVD88
STND0.00Station 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)
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
09/01/2005 - 09/30/2005




Products available at 9454460 Columbia Glacier, AK

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