Datums for 9455258, McCarty Fiord


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9455258, McCarty Fiord
Status: Accepted (Dec 8 2022)
Units: Feet
Control Station: 9455090 Seward, AK
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW11.39Mean Higher-High Water
MHW10.49Mean High Water
MTL5.92Mean Tide Level
MSL5.93Mean Sea Level
DTL5.69Mean Diurnal Tide Level
MLW1.36Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.45North American Vertical Datum of 1988
STND-16.38Station Datum
GT11.40Great Diurnal Range
MN9.13Mean Range of Tide
DHQ0.90Mean Diurnal High Water Inequality
DLQ1.36Mean Diurnal Low Water Inequality
HWI10.11Greenwich High Water Interval (in hours)
LWI3.85Greenwich 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
HAT14.90Highest Astronomical Tide
HAT Date & Time11/24/2003 22:00HAT Date and Time
LAT-3.80Lowest Astronomical Tide
LAT Date & Time05/27/2021 16:54LAT Date and Time
Tidal Datum Analysis Periods
05/01/2022 - 07/31/2022




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