Notice: Data collected are from a Partnership with the Florida Department of Environmental Protection (FLDEP). These data are subject to NOAA's National Ocean Service (NOS) routine quality assurance procedures on a monthly basis with data available for the previous month but are not available in real-time from NOAA. For access to the real-time data at this location, visit FLDEP-Tide Gages at https://stevens-connect.com/public/fldep/.

Datums for 8721147, Ponce De Leon Inlet South FL

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8721147, Ponce De Leon Inlet South, FL
Status: Superseded (Apr 17 2003) (Accepted Feb 4 1994)
Units: Feet
Control Station:
T.M.: 0
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW3.22Mean Higher-High Water
MHW2.93Mean High Water
MTL1.53Mean Tide Level
MSL1.53Mean Sea Level
DTL1.61Mean Diurnal Tide Level
MLW0.13Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.23Station Datum
GT3.22Great Diurnal Range
MN2.80Mean Range of Tide
DHQ0.29Mean Diurnal High Water Inequality
DLQ0.13Mean Diurnal Low Water Inequality
HWI1.02Greenwich High Water Interval (in hours)
LWI7.35Greenwich 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
HAT4.65Highest Astronomical Tide
HAT Date & Time10/28/2011 14:06HAT Date and Time
LAT-1.13Lowest Astronomical Tide
LAT Date & Time01/31/2014 06:54LAT Date and Time
Tidal Datum Analysis Periods


Products available at 8721147 Ponce De Leon Inlet South, FL
  • Meteorological/Other
  • Meteorological Observations
  • Water Temp/Conductivity
  • PORTS®
  • This station is not a member of PORTS®