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Datums for 8720203, BLOUNT ISLAND BRIDGE FL


Elevations on Station Datum

Station: 8720203, BLOUNT ISLAND BRIDGE, FL
Status: Accepted (Aug 1 2003)
Units: Feet
T.M.: 75
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW5.75Mean Higher-High Water
MHW5.55Mean High Water
MTL3.82Mean Tide Level
MSL3.94Mean Sea Level
DTL3.87Mean Diurnal Tide Level
MLW2.08Mean Low Water
MLLW1.99Mean Lower-Low Water
NAVD884.28North American Vertical Datum of 1988
STND0.00Station 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)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and 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