Datums for 8444525, Nut Island MA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8444525, Nut Island, MA
Status: Superseded (Apr 17 2003) (Accepted Jan 31 2001)
Units: Feet
Control Station: 8443970 Boston, MA
T.M.: 75
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW10.25Mean Higher-High Water
MHW9.81Mean High Water
MTL5.07Mean Tide Level
MSL5.16Mean Sea Level
DTL5.12Mean Diurnal Tide Level
MLW0.33Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-14.82Station Datum
GT10.25Great Diurnal Range
MN9.48Mean Range of Tide
DHQ0.44Mean Diurnal High Water Inequality
DLQ0.34Mean Diurnal Low Water Inequality
HWI3.74Greenwich High Water Interval (in hours)
LWI9.93Greenwich Low Water Interval (in hours)
Max Tide13.15Highest Observed Tide
Max Tide Date & Time03/06/2001 12:42Highest Observed Tide Date & Time
Min Tide-3.02Lowest Observed Tide
Min Tide Date & Time02/11/2001 00:06Lowest Observed Tide Date & Time
HAT12.33Highest Astronomical Tide
HAT Date & Time11/15/2016 16:12HAT Date and Time
LAT-2.12Lowest Astronomical Tide
LAT Date & Time11/15/2016 22:36LAT Date and Time
Tidal Datum Analysis Periods
09/01/2000 - 12/31/2000




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