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Datums for 9467551, Nunam Iqua (Sheldon Point) AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9467551, Nunam Iqua (Sheldon Point), AK
Status: Accepted (Nov 28 2011)
Units: Feet
Control Station:
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.64Mean Higher-High Water
MHW1.97Mean High Water
MTL1.06Mean Tide Level
MSL1.05Mean Sea Level
DTL1.32Mean Diurnal Tide Level
MLW0.16Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-28.20Station Datum
GT2.64Great Diurnal Range
MN1.81Mean Range of Tide
DHQ0.67Mean Diurnal High Water Inequality
DLQ0.16Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich 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
07/01/2011 - 09/30/2011




Products available at 9467551 Nunam Iqua (Sheldon Point), AK

Revised: 10/15/2013
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services