Datums for 8737138, Chickasaw Creek AL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8737138, Chickasaw Creek, AL
Status: Accepted (Jan 15 2013)
Units: Feet
Control Station: 8737048 Mobile State Docks, AL
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.67Mean Higher-High Water
MHW1.56Mean High Water
MTL0.84Mean Tide Level
MSL0.84Mean Sea Level
DTL0.83Mean Diurnal Tide Level
MLW0.12Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-24.61Station Datum
GT1.67Great Diurnal Range
MN1.44Mean Range of Tide
DHQ0.11Mean Diurnal High Water Inequality
DLQ0.12Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide6.56Highest Observed Tide
Max Tide Date & Time10/08/2017 09:48Highest Observed Tide Date & Time
Min Tide-2.41Lowest Observed Tide
Min Tide Date & Time01/17/2018 17:06Lowest Observed Tide Date & Time
HAT2.40Highest Astronomical Tide
HAT Date & Time12/31/1986 05:18HAT Date and Time
LAT-0.76Lowest Astronomical Tide
LAT Date & Time12/30/1986 15:48LAT Date and Time
Tidal Datum Analysis Periods
12/01/2011 - 08/31/2012




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