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Datums for 8720767, Buffalo Bluff, St Johns River FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8720767, Buffalo Bluff, St Johns River, FL
Status: Accepted (Oct 28 2011)
Units: Feet
Control Station: 8720503 Red Bay Point, St Johns River, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.13Mean Higher-High Water
MHW1.11Mean High Water
MTL0.59Mean Tide Level
MSL0.58Mean Sea Level
DTL0.56Mean Diurnal Tide Level
MLW0.07Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.56North American Vertical Datum of 1988
STND0.56Station Datum
GT1.14Great Diurnal Range
MN1.04Mean Range of Tide
DHQ0.02Mean Diurnal High Water Inequality
DLQ0.08Mean Diurnal Low Water Inequality
HWI8.60Greenwich High Water Interval (in hours)
LWI3.35Greenwich Low Water Interval (in hours)
Max Tide4.35Highest Observed Tide
Max Tide Date & Time09/26/2004 22:54Highest Observed Tide Date & Time
Min Tide-0.78Lowest Observed Tide
Min Tide Date & Time05/29/2004 23:12Lowest Observed Tide Date & Time
HAT2.36Highest Astronomical Tide
HAT Date & Time09/30/1996 23:12HAT Date and Time
LAT-0.91Lowest Astronomical Tide
LAT Date & Time06/09/1995 22:24LAT Date and Time
Tidal Datum Analysis Periods
10/01/2003 - 09/30/2004
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8720767 Buffalo Bluff, St Johns River, FL

Revised: 10/15/2013
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services