Datums for 8637624, Gloucester Point VA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8637624, Gloucester Point, VA
Status: Superseded (Apr 17 2003) (Accepted Mar 24 1998)
Units: Feet
Control Station:
T.M.: 75
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW2.73Mean Higher-High Water
MHW2.58Mean High Water
MTL1.38Mean Tide Level
MSL1.37Mean Sea Level
DTL1.36Mean Diurnal Tide Level
MLW0.17Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-1.27Station Datum
GT2.73Great Diurnal Range
MN2.41Mean Range of Tide
DHQ0.15Mean Diurnal High Water Inequality
DLQ0.17Mean Diurnal Low Water Inequality
HWI1.82Greenwich High Water Interval (in hours)
LWI8.04Greenwich Low Water Interval (in hours)
Max Tide6.63Highest Observed Tide
Max Tide Date & Time03/07/1962 10:24Highest Observed Tide Date & Time
Min Tide-2.77Lowest Observed Tide
Min Tide Date & Time01/31/1966 10:36Lowest Observed Tide Date & Time
HAT3.65Highest Astronomical Tide
HAT Date & Time10/09/2033 14:24HAT Date and Time
LAT-0.71Lowest Astronomical Tide
LAT Date & Time02/01/2014 21:36LAT Date and Time
Tidal Datum Analysis Periods
01/01/1960 - 12/31/1967
01/01/1971 - 12/31/1978




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