Datums for 9459881, King Cove


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9459881, King Cove
Status: Accepted (Mar 18 2020)
Units: Feet
Control Station: 9459450 Sand Point, AK
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW6.83Mean Higher-High Water
MHW6.14Mean High Water
MTL3.74Mean Tide Level
MSL3.69Mean Sea Level
DTL3.42Mean Diurnal Tide Level
MLW1.33Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-4.00Station Datum
GT6.83Great Diurnal Range
MN4.82Mean Range of Tide
DHQ0.69Mean Diurnal High Water Inequality
DLQ1.33Mean Diurnal Low Water Inequality
HWI11.36Greenwich High Water Interval (in hours)
LWI4.95Greenwich Low Water Interval (in hours)
Max Tide10.97Highest Observed Tide
Max Tide Date & Time01/30/2007 21:54Highest Observed Tide Date & Time
Min Tide-3.67Lowest Observed Tide
Min Tide Date & Time12/13/2008 05:24Lowest Observed Tide Date & Time
HAT9.03Highest Astronomical Tide
HAT Date & Time12/02/1990 22:24HAT Date and Time
LAT-2.62Lowest Astronomical Tide
LAT Date & Time06/22/1986 17:42LAT Date and Time
Tidal Datum Analysis Periods
05/01/2006 - 04/30/2015
11/01/2015 - 10/31/2018




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