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Datums for 8729753, BLACKWATER RIVER FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8729753, BLACKWATER RIVER, FL
Status: Accepted (Apr 14 2004)
Units: Feet
Control Station: 8729747 SHIELD POINT, BLACKWATER RIVER, FL
T.M.: 90
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.66Mean Higher-High Water
MHW1.53Mean High Water
MTL0.83Mean Tide Level
MSL0.83Mean Sea Level
DTL0.83Mean Diurnal Tide Level
MLW0.12Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.47North American Vertical Datum of 1988
STND-3.36Station Datum
GT1.66Great Diurnal Range
MN1.41Mean Range of Tide
DHQ0.12Mean Diurnal High Water Inequality
DLQ0.12Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
01/01/1993 - 10/31/1993
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8729753 BLACKWATER RIVER, FL

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