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Datums for 9455934, Port Mackenzie AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9455934, Port Mackenzie, AK
Status: Accepted (May 8 2003)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW29.10Mean Higher-High Water
MHW28.38Mean High Water
MTL15.30Mean Tide Level
MSL16.25Mean Sea Level
DTL14.55Mean Diurnal Tide Level
MLW2.23Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-8.03Station Datum
GT29.10Great Diurnal Range
MN26.15Mean Range of Tide
DHQ0.73Mean Diurnal High Water Inequality
DLQ2.23Mean Diurnal Low Water Inequality
HWI3.77Greenwich High Water Interval (in hours)
LWI10.46Greenwich 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
HAT35.18Highest Astronomical Tide
HAT Date & Time03/10/1993 17:24HAT Date and Time
LAT-6.30Lowest Astronomical Tide
LAT Date & Time12/24/1999 11:12LAT Date and Time
Tidal Datum Analysis Periods
06/01/2001 - 08/31/2001




Products available at 9455934 Port Mackenzie, AK

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