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Datums for 8720198, CLAPBOARD CREEK FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8720198, CLAPBOARD CREEK, FL
Status: Accepted (Aug 1 2003)
Units: Feet
Control Station: 8720220 Mayport (Ferry Depot), FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW3.90Mean Higher-High Water
MHW3.70Mean High Water
MTL1.90Mean Tide Level
MSL1.90Mean Sea Level
DTL1.95Mean Diurnal Tide Level
MLW0.11Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-3.69Station Datum
GT3.90Great Diurnal Range
MN3.59Mean Range of Tide
DHQ0.20Mean Diurnal High Water Inequality
DLQ0.10Mean Diurnal Low Water Inequality
HWI1.69Greenwich High Water Interval (in hours)
LWI7.92Greenwich 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
HAT5.08Highest Astronomical Tide
HAT Date & Time10/16/1993 14:18HAT Date and Time
LAT-1.31Lowest Astronomical Tide
LAT Date & Time02/08/1997 08:18LAT Date and Time
Tidal Datum Analysis Periods
09/01/1977 - 01/31/1978




Products available at 8720198 CLAPBOARD CREEK, FL

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