Datums for 8447495, SAQUATUCKET HARBOR MA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8447495, SAQUATUCKET HARBOR, MA
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station: 8449130 Nantucket Island, MA
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW4.34Mean Higher-High Water
MHW4.00Mean High Water
MTL2.13Mean Tide Level
MSL2.23Mean Sea Level
DTL2.17Mean Diurnal Tide Level
MLW0.27Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD882.58North American Vertical Datum of 1988
STND-5.05Station Datum
GT4.35Great Diurnal Range
MN3.72Mean Range of Tide
DHQ0.35Mean Diurnal High Water Inequality
DLQ0.28Mean Diurnal Low Water Inequality
HWI4.50Greenwich High Water Interval (in hours)
LWI10.20Greenwich 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
HAT5.43Highest Astronomical Tide
HAT Date & Time11/07/2029 17:00HAT Date and Time
LAT-0.92Lowest Astronomical Tide
LAT Date & Time04/21/2034 12:24LAT Date and Time
Tidal Datum Analysis Periods
05/01/1993 - 09/30/1993




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