NOTICE: CO-OPS recently determined that water level data from Turkey Point, Hudson River NERRS, NY (8518962) contained an error due to the conversion of pressure to water level in our database. This error resulted in water level measurements several centimeters higher than actual. Impacted water level products from July 25, 2017 to November 30, 2024 have now been corrected, including 6-minute water level data, hourly heights, highs/lows, monthly means, and tidal datums. Any data products downloaded from this timeframe will need to be re-downloaded. Water level products from December 1, 2024 to present, including real-time data, were not impacted. If you have any questions, please send an email to tide.predictions.gov and we will get back to you as soon as possible.

Datums for 8518962, Turkey Point Hudson River NERRS NY


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8518962, Turkey Point Hudson River NERRS, NY
Status: Accepted (May 08 2025)
Units: Feet
Control Station: 8518750 The Battery, NY
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW4.33Mean Higher-High Water
MHW3.97Mean High Water
MTL2.09Mean Tide Level
MSL2.19Mean Sea Level
DTL2.16Mean Diurnal Tide Level
MLW0.21Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-25.03Station Datum
GT4.33Great Diurnal Range
MN3.76Mean Range of Tide
DHQ0.36Mean Diurnal High Water Inequality
DLQ0.21Mean Diurnal Low Water Inequality
HWI6.32Greenwich High Water Interval (in hours)
LWI0.70Greenwich Low Water Interval (in hours)
Max Tide8.27Highest Observed Tide
Max Tide Date & Time01/13/2024 20:06Highest Observed Tide Date & Time
Min Tide-3.23Lowest Observed Tide
Min Tide Date & Time02/04/2023 12:00Lowest Observed Tide Date & Time
HAT5.36Highest Astronomical Tide
HAT Date & Time06/07/2039 06:06HAT Date and Time
LAT-0.78Lowest Astronomical Tide
LAT Date & Time02/12/2032 13:36LAT Date and Time
Tidal Datum Analysis Periods
01/01/2019 - 12/31/2019
01/01/2021 - 12/31/2022




Products available at 8518962 Turkey Point Hudson River NERRS, NY