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Datums for 8665530, Charleston, Cooper River Entrance SC


Elevations on Station Datum

Station: 8665530, Charleston, Cooper River Entrance, SC
Status: Accepted (Apr 17 2003)
Units: Feet
T.M.: 75
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW8.53Mean Higher-High Water
MHW8.17Mean High Water
MTL5.56Mean Tide Level
MSL5.69Mean Sea Level
DTL5.65Mean Diurnal Tide Level
MLW2.95Mean Low Water
MLLW2.77Mean Lower-Low Water
NAVD885.91North American Vertical Datum of 1988
STND0.00Station Datum
GT5.76Great Diurnal Range
MN5.22Mean Range of Tide
DHQ0.36Mean Diurnal High Water Inequality
DLQ0.19Mean Diurnal Low Water Inequality
HWI0.41Greenwich High Water Interval (in hours)
LWI6.63Greenwich Low Water Interval (in hours)
Maximum15.29Highest Observed Water Level
Max Date & Time09/21/1989 23:42Highest Observed Water Level Date and Time
Minimum-1.32Lowest Observed Water Level
Min Date & Time03/13/1993 19:24Lowest Observed Water Level Date and Time
HAT10.03Highest Astronomical Tide
HAT Date & Time10/16/1993 13:06HAT Date and Time
LAT1.25Lowest Astronomical Tide
LAT Date & Time02/09/2001 07:24LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/2001
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8665530 Charleston, Cooper River Entrance, SC

Revised: 10/15/2013
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Web site owner: Center for Operational Oceanographic Products and Services