Datums for 9491253, Kivalina AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9491253, Kivalina, AK
Status: Superseded (Apr 17 2003) (Accepted Jul 18 1997)
Units: Feet
Control Station:
T.M.: 135
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW0.90Mean Higher-High Water
MHW0.77Mean High Water
MTL0.43Mean Tide Level
MSL0.44Mean Sea Level
DTL0.45Mean Diurnal Tide Level
MLW0.10Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-3.92Station Datum
GT0.90Great Diurnal Range
MN0.67Mean Range of Tide
DHQ0.14Mean Diurnal High Water Inequality
DLQ0.09Mean Diurnal Low Water Inequality
HWI1.52Greenwich High Water Interval (in hours)
LWI7.48Greenwich Low Water Interval (in hours)
Max Tide4.16Highest Observed Tide
Max Tide Date & Time11/10/1985 23:42Highest Observed Tide Date & Time
Min Tide-3.12Lowest Observed Tide
Min Tide Date & Time12/19/1985 15:12Lowest Observed Tide Date & Time
HAT1.16Highest Astronomical Tide
HAT Date & Time02/02/2010 23:48HAT Date and Time
LAT-0.29Lowest Astronomical Tide
LAT Date & Time11/06/2002 16:18LAT Date and Time
Tidal Datum Analysis Periods
10/01/1985 - 09/01/1986




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