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

Datums for 8726520, St. Petersburg, Tampa Bay FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8726520, St. Petersburg, Tampa Bay, FL
Status: Accepted (Mar 13 2018)
Units: Feet
Control Station:
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.26Mean Higher-High Water
MHW1.98Mean High Water
MTL1.18Mean Tide Level
MSL1.20Mean Sea Level
DTL1.13Mean Diurnal Tide Level
MLW0.39Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.48North American Vertical Datum of 1988
STND-3.37Station Datum
GT2.26Great Diurnal Range
MN1.59Mean Range of Tide
DHQ0.28Mean Diurnal High Water Inequality
DLQ0.38Mean Diurnal Low Water Inequality
HWI7.01Greenwich High Water Interval (in hours)
LWI0.60Greenwich Low Water Interval (in hours)
Max Tide6.26Highest Observed Tide
Max Tide Date & Time08/31/1985 12:42Highest Observed Tide Date & Time
Min Tide-3.54Lowest Observed Tide
Min Tide Date & Time09/11/2017 02:12Lowest Observed Tide Date & Time
HAT3.12Highest Astronomical Tide
HAT Date & Time07/11/1987 18:00HAT Date and Time
LAT-1.13Lowest Astronomical Tide
LAT Date & Time01/18/1988 13:06LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/2001




Products available at 8726520 St. Petersburg, Tampa Bay, FL

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