Datums for 8638481, Hopewell VA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8638481, Hopewell, VA
Status: Superseded (Apr 17 2003) (Accepted Feb 4 1994)
Units: Feet
Control Station:
T.M.: 75
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW2.91Mean Higher-High Water
MHW2.67Mean High Water
MTL1.40Mean Tide Level
MSL1.50Mean Sea Level
DTL1.46Mean Diurnal Tide Level
MLW0.14Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.46Station Datum
GT2.91Great Diurnal Range
MN2.53Mean Range of Tide
DHQ0.24Mean Diurnal High Water Inequality
DLQ0.14Mean Diurnal Low Water Inequality
HWI8.01Greenwich High Water Interval (in hours)
LWI2.32Greenwich 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
HAT3.23Highest Astronomical Tide
HAT Date & Time10/09/2029 21:06HAT Date and Time
LAT-0.32Lowest Astronomical Tide
LAT Date & Time02/01/2014 15:24LAT Date and Time
Tidal Datum Analysis Periods




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