Datums for 8724507, CHANNEL KEY FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8724507, CHANNEL KEY, FL
Status: Accepted (Jul 31 2003)
Units: Feet
Control Station: 8724211 BIG PINE KEY VIADUCT, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.35Mean Higher-High Water
MHW1.05Mean High Water
MTL0.61Mean Tide Level
MSL0.61Mean Sea Level
DTL0.68Mean Diurnal Tide Level
MLW0.16Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-3.32Station Datum
GT1.35Great Diurnal Range
MN0.89Mean Range of Tide
DHQ0.30Mean Diurnal High Water Inequality
DLQ0.16Mean Diurnal Low Water Inequality
HWI5.92Greenwich High Water Interval (in hours)
LWI11.51Greenwich 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
01/01/1974 - 04/30/1974




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