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Datums for 9454674, Macleod Harbor AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9454674, Macleod Harbor, AK
Status: Accepted (Mar 2 2011)
Units: Feet
Control Station: 9455090 Seward, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW11.19Mean Higher-High Water
MHW10.34Mean High Water
MTL5.89Mean Tide Level
MSL5.96Mean Sea Level
DTL5.59Mean Diurnal Tide Level
MLW1.45Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND3.70Station Datum
GT11.19Great Diurnal Range
MN8.90Mean Range of Tide
DHQ0.84Mean Diurnal High Water Inequality
DLQ1.45Mean Diurnal Low Water Inequality
HWI9.90Greenwich High Water Interval (in hours)
LWI3.65Greenwich 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
09/23/2000 - 10/25/2000




Products available at 9454674 Macleod Harbor, AK

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