Datums for 9452210, Juneau AK


NOTICE: This stations datums are computed using the 5-year Modified Procedure

Elevations on Mean Lower Low Water

Station: 9452210, Juneau, AK
Status: Superseded (Apr 17 2003) (Accepted Nov 2 1999)
Units: Feet
Control Station:
T.M.: 0
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW16.28Mean Higher-High Water
MHW15.33Mean High Water
MTL8.46Mean Tide Level
MSL8.58Mean Sea Level
DTL8.14Mean Diurnal Tide Level
MLW1.59Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-3.94Station Datum
GT16.28Great Diurnal Range
MN13.75Mean Range of Tide
DHQ0.94Mean Diurnal High Water Inequality
DLQ1.59Mean Diurnal Low Water Inequality
HWI9.83Greenwich High Water Interval (in hours)
LWI3.53Greenwich Low Water Interval (in hours)
Max Tide24.26Highest Observed Tide
Max Tide Date & Time11/02/1948 23:18Highest Observed Tide Date & Time
Min Tide-6.45Lowest Observed Tide
Min Tide Date & Time12/14/2008 04:36Lowest Observed Tide Date & Time
HAT20.65Highest Astronomical Tide
HAT Date & Time11/15/2016 22:06HAT Date and Time
LAT-4.88Lowest Astronomical Tide
LAT Date & Time06/07/2035 16:48LAT Date and Time
Tidal Datum Analysis Periods
01/01/1994 - 12/31/1998




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