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

Datums for 8726641, GANDY BRIDGE, OLD TAMPA BAY FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8726641, GANDY BRIDGE, OLD TAMPA BAY, FL
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station: 8726520 St. Petersburg, Tampa Bay, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.55Mean Higher-High Water
MHW2.22Mean High Water
MTL1.35Mean Tide Level
MSL1.34Mean Sea Level
DTL1.28Mean Diurnal Tide Level
MLW0.47Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.63North American Vertical Datum of 1988
STND-2.17Station Datum
GT2.55Great Diurnal Range
MN1.75Mean Range of Tide
DHQ0.33Mean Diurnal High Water Inequality
DLQ0.47Mean 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
01/01/1991 - 05/31/1991
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8726641 GANDY BRIDGE, OLD TAMPA BAY, FL

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