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Datums for 9452438, Hoonah, Port Fredrick AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9452438, Hoonah, Port Fredrick, AK
Status: Accepted (Jun 7 2018)
Units: Feet
Control Station: 9452210 Juneau, AK
T.M.: 135
Epoch: 2012-2016
Datum: MLLW
DatumValueDescription
MHHW15.00Mean Higher-High Water
MHW14.08Mean High Water
MTL7.82Mean Tide Level
MSL7.91Mean Sea Level
DTL7.50Mean Diurnal Tide Level
MLW1.56Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-40.94Station Datum
GT15.01Great Diurnal Range
MN12.52Mean Range of Tide
DHQ0.93Mean Diurnal High Water Inequality
DLQ1.57Mean Diurnal Low Water Inequality
HWI9.75Greenwich High Water Interval (in hours)
LWI3.51Greenwich 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
11/01/2009 - 11/30/2009




Products available at 9452438 Hoonah, Port Fredrick, AK

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