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Datums for 8658120, Wilmington NC


Elevations on Station Datum

Station: 8658120, Wilmington, NC
Status: Accepted (Dec 5 2016)
Units: Feet
T.M.: 0
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW7.13Mean Higher-High Water
MHW6.88Mean High Water
MTL4.74Mean Tide Level
MSL4.89Mean Sea Level
DTL4.79Mean Diurnal Tide Level
MLW2.61Mean Low Water
MLLW2.45Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT4.68Great Diurnal Range
MN4.28Mean Range of Tide
DHQ0.25Mean Diurnal High Water Inequality
DLQ0.15Mean Diurnal Low Water Inequality
HWI2.38Greenwich High Water Interval (in hours)
LWI9.10Greenwich Low Water Interval (in hours)
Maximum10.62Highest Observed Water Level
Max Date & Time10/08/2016 19:48Highest Observed Water Level Date and Time
Minimum0.59Lowest Observed Water Level
Min Date & Time02/12/1981 10:30Lowest Observed Water Level Date and Time
HAT8.10Highest Astronomical Tide
HAT Date & Time04/08/1993 03:12HAT Date and Time
LAT1.78Lowest Astronomical Tide
LAT Date & Time01/21/1996 09:18LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/2001




Products available at 8658120 Wilmington, NC

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