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Current Datum Value: 1.47

Datums for 8724991, MARCO, BIG MARCO RIVER FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8724991, MARCO, BIG MARCO RIVER, FL
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station: 8725110 Naples, Gulf of Mexico, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.77Mean Higher-High Water
MHW2.56Mean High Water
MTL1.53Mean Tide Level
MSL1.50Mean Sea Level
DTL1.39Mean Diurnal Tide Level
MLW0.51Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD882.13North American Vertical Datum of 1988
STND-1.47Station Datum
GT2.78Great Diurnal Range
MN2.04Mean Range of Tide
DHQ0.22Mean Diurnal High Water Inequality
DLQ0.51Mean Diurnal Low Water Inequality
HWI6.11Greenwich High Water Interval (in hours)
LWI12.05Greenwich 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
HAT3.52Highest Astronomical Tide
HAT Date & Time08/09/1987 17:24HAT Date and Time
LAT-1.14Lowest Astronomical Tide
LAT Date & Time12/31/1986 12:18LAT Date and Time
Tidal Datum Analysis Periods
07/01/1989 - 07/31/1989
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8724991 MARCO, BIG MARCO RIVER, FL

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