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Current Datum Value: 1.12

Datums for 8727359, SHELL ISLAND, CRYSTAL RIVER FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8727359, SHELL ISLAND, CRYSTAL RIVER, FL
Status: Accepted (Apr 30 2004)
Units: Feet
Control Station: 8727520 Cedar Key, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW3.03Mean Higher-High Water
MHW2.73Mean High Water
MTL1.55Mean Tide Level
MSL1.51Mean Sea Level
DTL1.51Mean Diurnal Tide Level
MLW0.37Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-1.12Station Datum
GT3.03Great Diurnal Range
MN2.36Mean Range of Tide
DHQ0.31Mean Diurnal High Water Inequality
DLQ0.37Mean Diurnal Low Water Inequality
HWI7.08Greenwich High Water Interval (in hours)
LWI1.85Greenwich 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
HAT3.88Highest Astronomical Tide
HAT Date & Time01/01/1987 07:42HAT Date and Time
LAT-0.81Lowest Astronomical Tide
LAT Date & Time05/25/1986 03:00LAT Date and Time
Tidal Datum Analysis Periods
09/01/1978 - 11/30/1978




Products available at 8727359 SHELL ISLAND, CRYSTAL RIVER, FL

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