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Datums for 9452400, Skagway AK


Elevations on Station Datum

Station: 9452400, Skagway, AK
Status: Accepted (Apr 29 2014)
Units: Feet
T.M.: 135
Epoch: 2007-2011
Datum: STND
DatumValueDescription
MHHW19.06Mean Higher-High Water
MHW18.06Mean High Water
MTL11.00Mean Tide Level
MSL11.14Mean Sea Level
DTL10.69Mean Diurnal Tide Level
MLW3.95Mean Low Water
MLLW2.33Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT16.73Great Diurnal Range
MN14.11Mean Range of Tide
DHQ1.00Mean Diurnal High Water Inequality
DLQ1.62Mean Diurnal Low Water Inequality
HWI9.75Greenwich High Water Interval (in hours)
LWI3.51Greenwich Low Water Interval (in hours)
Maximum28.80Highest Observed Water Level
Max Date & Time10/22/1945 14:30Highest Observed Water Level Date and Time
Minimum-4.12Lowest Observed Water Level
Min Date & Time12/14/2008 04:42Lowest Observed Water Level Date and Time
HAT23.36Highest Astronomical Tide
HAT Date & Time10/16/1993 22:06HAT Date and Time
LAT-2.74Lowest Astronomical Tide
LAT Date & Time12/24/1999 04:42LAT Date and Time
Tidal Datum Analysis Periods
01/01/2007 - 11/30/2008
02/01/2009 - 12/31/2011




Products available at 9452400 Skagway, AK

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