Datums for 8665424, HIGHWAY 171 BRIDGE, FOLLY CREEK SC


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8665424, HIGHWAY 171 BRIDGE, FOLLY CREEK, SC
Status: Accepted (Jun 11 2003)
Units: Feet
Control Station: 8665530 Charleston, Cooper River Entrance, SC
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW5.99Mean Higher-High Water
MHW5.60Mean High Water
MTL2.90Mean Tide Level
MSL3.03Mean Sea Level
DTL3.00Mean Diurnal Tide Level
MLW0.19Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD883.34North American Vertical Datum of 1988
STND-3.71Station Datum
GT5.98Great Diurnal Range
MN5.41Mean Range of Tide
DHQ0.38Mean Diurnal High Water Inequality
DLQ0.19Mean Diurnal Low Water Inequality
HWI0.84Greenwich High Water Interval (in hours)
LWI6.53Greenwich Low Water Interval (in hours)
Max Tide7.57Highest Observed Tide
Max Tide Date & Time10/05/1975 00:00Highest Observed Tide Date & Time
Min Tide-2.11Lowest Observed Tide
Min Tide Date & Time01/01/1976 00:00Lowest 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
10/01/1975 - 09/30/1976




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