Datums for 8654792, OCRACOKE ISLAND NC


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8654792, OCRACOKE ISLAND, NC
Status: Accepted (Jun 27 2003)
Units: Feet
Control Station: 8656483 Beaufort, Duke Marine Lab, NC
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.17Mean Higher-High Water
MHW1.05Mean High Water
MTL0.55Mean Tide Level
MSL0.52Mean Sea Level
DTL0.58Mean Diurnal Tide Level
MLW0.06Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.97Station Datum
GT1.18Great Diurnal Range
MN0.99Mean Range of Tide
DHQ0.12Mean Diurnal High Water Inequality
DLQ0.06Mean Diurnal Low Water Inequality
HWI0.00Greenwich High Water Interval (in hours)
LWI6.75Greenwich 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
HAT1.44Highest Astronomical Tide
HAT Date & Time12/05/2021 13:00HAT Date and Time
LAT-0.16Lowest Astronomical Tide
LAT Date & Time11/15/2016 06:12LAT Date and Time
Tidal Datum Analysis Periods
03/07/1980 - 04/23/1980




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