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Datums for 8515921, LLOYD HARBOR LIGHTHOUSE NY


Elevations on Station Datum

Station: 8515921, LLOYD HARBOR LIGHTHOUSE, NY
Status: Accepted (May 7 2003)
Units: Feet
T.M.: 75
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW11.56Mean Higher-High Water
MHW11.21Mean High Water
MTL7.69Mean Tide Level
MSL7.71Mean Sea Level
DTL7.76Mean Diurnal Tide Level
MLW4.17Mean Low Water
MLLW3.96Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT7.61Great Diurnal Range
MN7.03Mean Range of Tide
DHQ0.36Mean Diurnal High Water Inequality
DLQ0.21Mean Diurnal Low Water Inequality
HWI3.76Greenwich High Water Interval (in hours)
LWI10.27Greenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and 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
07/01/1990 - 08/31/1990




Products available at 8515921 LLOYD HARBOR LIGHTHOUSE, NY

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