Datums for 8654467, USCG Station Hatteras NC


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8654467, USCG Station Hatteras, NC
Status: Accepted (Apr 30 2020)
Units: Feet
Control Station: 8652587 Oregon Inlet Marina, NC
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW0.65Mean Higher-High Water
MHW0.54Mean High Water
MTL0.31Mean Tide Level
MSL0.32Mean Sea Level
DTL0.33Mean Diurnal Tide Level
MLW0.08Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.39North American Vertical Datum of 1988
STND-27.47Station Datum
GT0.65Great Diurnal Range
MN0.47Mean Range of Tide
DHQ0.10Mean Diurnal High Water Inequality
DLQ0.08Mean Diurnal Low Water Inequality
HWI1.07Greenwich High Water Interval (in hours)
LWI7.63Greenwich Low Water Interval (in hours)
Max Tide6.32Highest Observed Tide
Max Tide Date & Time10/09/2016 10:06Highest Observed Tide Date & Time
Min Tide-2.69Lowest Observed Tide
Min Tide Date & Time08/27/2011 17:06Lowest Observed Tide Date & Time
HAT0.61Highest Astronomical Tide
HAT Date & Time02/08/1997 02:36HAT Date and Time
LAT-0.05Lowest Astronomical Tide
LAT Date & Time12/23/1995 08:42LAT Date and Time
Tidal Datum Analysis Periods
05/01/2010 - 04/30/2011
09/01/2013 - 08/31/2017




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