Datums for 8516761, PORT WASHINGTON, MANHASSSET BAY NY


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8516761, PORT WASHINGTON, MANHASSSET BAY, NY
Status: Accepted (Jun 10 2003)
Units: Feet
Control Station: 8518490 NEW ROCHELLE, NY
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW7.92Mean Higher-High Water
MHW7.56Mean High Water
MTL3.91Mean Tide Level
MSL3.94Mean Sea Level
DTL3.96Mean Diurnal Tide Level
MLW0.26Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-4.49Station Datum
GT7.92Great Diurnal Range
MN7.29Mean Range of Tide
DHQ0.36Mean Diurnal High Water Inequality
DLQ0.27Mean Diurnal Low Water Inequality
HWI3.87Greenwich High Water Interval (in hours)
LWI10.57Greenwich 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
06/01/1990 - 07/31/1990




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