Datums for 8661070, Springmaid Pier SC


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8661070, Springmaid Pier, SC
Status: Superseded (Apr 17 2003) (Accepted Jul 24 1997)
Units: Feet
Control Station: 8665530 Charleston, SC
T.M.: 0
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW5.63Mean Higher-High Water
MHW5.26Mean High Water
MTL2.73Mean Tide Level
MSL2.74Mean Sea Level
DTL2.82Mean Diurnal Tide Level
MLW0.20Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-29.01Station Datum
GT5.62Great Diurnal Range
MN5.06Mean Range of Tide
DHQ0.37Mean Diurnal High Water Inequality
DLQ0.20Mean Diurnal Low Water Inequality
HWI12.33Greenwich High Water Interval (in hours)
LWI6.18Greenwich Low Water Interval (in hours)
Max Tide10.74Highest Observed Tide
Max Tide Date & Time09/30/2022 21:30Highest Observed Tide Date & Time
Min Tide-3.61Lowest Observed Tide
Min Tide Date & Time03/14/1993 00:18Lowest Observed Tide Date & Time
HAT7.35Highest Astronomical Tide
HAT Date & Time10/27/2011 12:06HAT Date and Time
LAT-1.50Lowest Astronomical Tide
LAT Date & Time02/20/2019 06:36LAT Date and Time
Tidal Datum Analysis Periods
01/01/1978 - 12/31/1988




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