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Datums for 8631044, Wachapreague VA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8631044, Wachapreague, VA
Status: Accepted (Apr 20 2016)
Units: Feet
Control Station: 8638610 Sewells Point, VA
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW4.51Mean Higher-High Water
MHW4.19Mean High Water
MTL2.18Mean Tide Level
MSL2.29Mean Sea Level
DTL2.26Mean Diurnal Tide Level
MLW0.17Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD882.64North American Vertical Datum of 1988
STND-2.31Station Datum
GT4.51Great Diurnal Range
MN4.02Mean Range of Tide
DHQ0.32Mean Diurnal High Water Inequality
DLQ0.17Mean Diurnal Low Water Inequality
HWI1.06Greenwich High Water Interval (in hours)
LWI7.12Greenwich Low Water Interval (in hours)
Max Tide8.93Highest Observed Tide
Max Tide Date & Time02/05/1998 08:06Highest Observed Tide Date & Time
Min Tide-2.82Lowest Observed Tide
Min Tide Date & Time03/16/1980 01:06Lowest Observed Tide Date & Time
HAT5.71Highest Astronomical Tide
HAT Date & Time10/16/1993 13:54HAT Date and Time
LAT-1.27Lowest Astronomical Tide
LAT Date & Time02/08/1997 07:42LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/1998




Products available at 8631044 Wachapreague, VA

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