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Datums for 8571359, Snow Hill MD


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8571359, Snow Hill, MD
Status: Accepted (Nov 28 2011)
Units: Feet
Control Station: 8571892 Cambridge, MD
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.91Mean Higher-High Water
MHW1.80Mean High Water
MTL0.98Mean Tide Level
MSL1.07Mean Sea Level
DTL0.95Mean Diurnal Tide Level
MLW0.17Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.17North American Vertical Datum of 1988
STND-12.39Station Datum
GT1.92Great Diurnal Range
MN1.63Mean Range of Tide
DHQ0.11Mean Diurnal High Water Inequality
DLQ0.17Mean Diurnal Low Water Inequality
HWI8.96Greenwich High Water Interval (in hours)
LWI2.99Greenwich Low Water Interval (in hours)
Max Tide3.39Highest Observed Tide
Max Tide Date & Time05/12/2008 17:48Highest Observed Tide Date & Time
Min Tide-1.91Lowest Observed Tide
Min Tide Date & Time01/03/2008 10:12Lowest Observed Tide Date & Time
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
09/01/2005 - 08/31/2009
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8571359 Snow Hill, MD

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services