Datums for 8720653, PALMETTO BLUFF, ST. JOHNS RIVER FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8720653, PALMETTO BLUFF, ST. JOHNS RIVER, FL
Status: Accepted (Jul 31 2003)
Units: Feet
Control Station: 8720496 GREEN COVE SPRINGS, ST. JOHNS R., FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.19Mean Higher-High Water
MHW1.10Mean High Water
MTL0.58Mean Tide Level
MSL0.56Mean Sea Level
DTL0.60Mean Diurnal Tide Level
MLW0.05Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.62North American Vertical Datum of 1988
STND-3.48Station Datum
GT1.18Great Diurnal Range
MN1.05Mean Range of Tide
DHQ0.09Mean Diurnal High Water Inequality
DLQ0.05Mean Diurnal Low Water Inequality
HWI7.68Greenwich High Water Interval (in hours)
LWI2.03Greenwich 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
09/01/1978 - 03/31/1979




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