NOAA Web Site Link Tides and Currents Home Page Transparent placeholder image

Datums for 8720203, BLOUNT ISLAND BRIDGE FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8720203, BLOUNT ISLAND BRIDGE, FL
Status: Accepted (Aug 1 2003)
Units: Feet
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW3.76Mean Higher-High Water
MHW3.56Mean High Water
MTL1.83Mean Tide Level
MSL1.95Mean Sea Level
DTL1.88Mean Diurnal Tide Level
MLW0.09Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD882.29North American Vertical Datum of 1988
STND-1.99Station Datum
GT3.76Great Diurnal Range
MN3.47Mean Range of Tide
DHQ0.19Mean Diurnal High Water Inequality
DLQ0.09Mean Diurnal Low Water Inequality
HWI1.86Greenwich High Water Interval (in hours)
LWI8.08Greenwich 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
09/01/1977 - 11/30/1977
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8720203 BLOUNT ISLAND BRIDGE, FL

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