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Datums for 9454751, Guguak AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9454751, Guguak, AK
Status: Accepted (Aug 1 2003)
Units: Feet
Control Station: 9454050 Cordova, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW11.57Mean Higher-High Water
MHW10.64Mean High Water
MTL6.04Mean Tide Level
MSL6.10Mean Sea Level
DTL5.79Mean Diurnal Tide Level
MLW1.45Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND0.33Station Datum
GT11.57Great Diurnal Range
MN9.19Mean Range of Tide
DHQ0.94Mean Diurnal High Water Inequality
DLQ1.44Mean Diurnal Low Water Inequality
HWI9.95Greenwich High Water Interval (in hours)
LWI3.67Greenwich 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
08/07/2002 - 09/12/2002




Products available at 9454751 Guguak, AK

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