Datums for 9456717, NUKSHAK ISLAND, SHELIKOF STRAIT AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9456717, NUKSHAK ISLAND, SHELIKOF STRAIT, AK
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station: 9459450 Sand Point, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW13.82Mean Higher-High Water
MHW13.03Mean High Water
MTL7.32Mean Tide Level
MSL7.27Mean Sea Level
DTL6.91Mean Diurnal Tide Level
MLW1.61Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND3.30Station Datum
GT13.81Great Diurnal Range
MN11.42Mean Range of Tide
DHQ0.79Mean Diurnal High Water Inequality
DLQ1.61Mean Diurnal Low Water Inequality
HWI11.21Greenwich High Water Interval (in hours)
LWI5.03Greenwich 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
HAT17.66Highest Astronomical Tide
HAT Date & Time11/27/2038 23:24HAT Date and Time
LAT-4.25Lowest Astronomical Tide
LAT Date & Time05/27/2021 18:00LAT Date and Time
Tidal Datum Analysis Periods
06/01/2000 - 06/30/2000




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