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Current Datum Value: 17.86

Datums for 8513398, Moriches Inlet NY


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8513398, Moriches Inlet, NY
Status: Accepted (Apr 9 2014)
Units: Feet
Control Station: 8531680 Sandy Hook, NJ
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW3.20Mean Higher-High Water
MHW2.98Mean High Water
MTL1.57Mean Tide Level
MSL1.62Mean Sea Level
DTL1.60Mean Diurnal Tide Level
MLW0.15Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-17.86Station Datum
GT3.19Great Diurnal Range
MN2.83Mean Range of Tide
DHQ0.22Mean Diurnal High Water Inequality
DLQ0.15Mean Diurnal Low Water Inequality
HWI0.11Greenwich High Water Interval (in hours)
LWI5.50Greenwich 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
HAT4.11Highest Astronomical Tide
HAT Date & Time10/16/1993 12:24HAT Date and Time
LAT-0.87Lowest Astronomical Tide
LAT Date & Time02/09/1997 19:24LAT Date and Time
Tidal Datum Analysis Periods
11/01/2013 - 12/31/2013




Products available at 8513398 Moriches Inlet, NY

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