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Datums for 9454381, BLIGH ISLAND, T-16 AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9454381, BLIGH ISLAND, T-16, AK
Status: Accepted (Jun 3 2004)
Units: Feet
Control Station: 9454240 Valdez, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW12.10Mean Higher-High Water
MHW11.19Mean High Water
MTL6.35Mean Tide Level
MSL6.43Mean Sea Level
DTL6.05Mean Diurnal Tide Level
MLW1.50Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND2.32Station Datum
GT12.10Great Diurnal Range
MN9.69Mean Range of Tide
DHQ0.91Mean Diurnal High Water Inequality
DLQ1.50Mean Diurnal Low Water Inequality
HWI10.06Greenwich High Water Interval (in hours)
LWI3.72Greenwich 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
07/01/1977 - 07/31/1977




Products available at 9454381 BLIGH ISLAND, T-16, AK

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services