Datums for 8664662, Army Depot SC


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8664662, Army Depot, SC
Status: Accepted (Apr 18 2003)
Units: Feet
Control Station: 8665530 Charleston, Cooper River Entrance, SC
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW5.93Mean Higher-High Water
MHW5.60Mean High Water
MTL2.89Mean Tide Level
MSL3.14Mean Sea Level
DTL2.97Mean Diurnal Tide Level
MLW0.19Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD883.18North American Vertical Datum of 1988
STND-2.27Station Datum
GT5.93Great Diurnal Range
MN5.41Mean Range of Tide
DHQ0.33Mean Diurnal High Water Inequality
DLQ0.19Mean Diurnal Low Water Inequality
HWI1.11Greenwich High Water Interval (in hours)
LWI7.18Greenwich Low Water Interval (in hours)
Max Tide10.31Highest Observed Tide
Max Tide Date & Time09/22/1989 00:18Highest Observed Tide Date & Time
Min Tide-2.18Lowest Observed Tide
Min Tide Date & Time04/07/1989 15:30Lowest Observed Tide Date & Time
HAT7.51Highest Astronomical Tide
HAT Date & Time10/16/1993 13:42HAT Date and Time
LAT-1.12Lowest Astronomical Tide
LAT Date & Time02/08/1997 07:30LAT Date and Time
Tidal Datum Analysis Periods
07/01/1987 - 06/30/1989
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




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