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Current Datum Value: 4.69

Datums for 8518668, Horns Hook NY


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8518668, Horns Hook, NY
Status: Accepted (Jul 31 2003)
Units: Feet
Control Station: 8518750 The Battery, NY
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW5.19Mean Higher-High Water
MHW4.87Mean High Water
MTL2.53Mean Tide Level
MSL2.53Mean Sea Level
DTL2.59Mean Diurnal Tide Level
MLW0.19Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-4.69Station Datum
GT5.18Great Diurnal Range
MN4.68Mean Range of Tide
DHQ0.31Mean Diurnal High Water Inequality
DLQ0.19Mean Diurnal Low Water Inequality
HWI2.74Greenwich High Water Interval (in hours)
LWI8.78Greenwich 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
HAT6.82Highest Astronomical Tide
HAT Date & Time10/16/1993 15:18HAT Date and Time
LAT-1.25Lowest Astronomical Tide
LAT Date & Time02/08/1997 21:42LAT Date and Time
Tidal Datum Analysis Periods
06/01/2002 - 10/31/2002




Products available at 8518668 Horns Hook, NY

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