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Current Datum Value: 2.62

Datums for 8447930, Woods Hole MA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8447930, Woods Hole, MA
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station:
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.20Mean Higher-High Water
MHW1.92Mean High Water
MTL1.03Mean Tide Level
MSL0.98Mean Sea Level
DTL1.10Mean Diurnal Tide Level
MLW0.13Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.36North American Vertical Datum of 1988
STND-2.62Station Datum
GT2.20Great Diurnal Range
MN1.79Mean Range of Tide
DHQ0.28Mean Diurnal High Water Inequality
DLQ0.14Mean Diurnal Low Water Inequality
HWI0.67Greenwich High Water Interval (in hours)
LWI7.87Greenwich Low Water Interval (in hours)
Max Tide10.78Highest Observed Tide
Max Tide Date & Time09/21/1938 00:00Highest Observed Tide Date & Time
Min Tide-3.27Lowest Observed Tide
Min Tide Date & Time02/02/1976 17:24Lowest Observed Tide Date & Time
HAT3.22Highest Astronomical Tide
HAT Date & Time06/22/1986 00:36HAT Date and Time
LAT-0.77Lowest Astronomical Tide
LAT Date & Time03/29/1998 08:54LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/2001
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8447930 Woods Hole, MA

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