Datums for 8725488, NORTH CAPTIVA ISLAND FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8725488, NORTH CAPTIVA ISLAND, FL
Status: Accepted (Oct 6 2010)
Units: Feet
Control Station: 8725110 Naples, Gulf of Mexico, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.02Mean Higher-High Water
MHW1.82Mean High Water
MTL1.04Mean Tide Level
MSL1.04Mean Sea Level
DTL1.01Mean Diurnal Tide Level
MLW0.27Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-1.16Station Datum
GT2.02Great Diurnal Range
MN1.54Mean Range of Tide
DHQ0.20Mean Diurnal High Water Inequality
DLQ0.27Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich 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
HAT2.71Highest Astronomical Tide
HAT Date & Time11/07/2025 05:18HAT Date and Time
LAT-0.96Lowest Astronomical Tide
LAT Date & Time01/10/2005 12:06LAT Date and Time
Tidal Datum Analysis Periods
07/01/1989 - 08/31/1989




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