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Datums for 8551762, Delaware City DE


Elevations on Station Datum

Station: 8551762, Delaware City, DE
Status: Accepted (Jan 11 2013)
Units: Feet
T.M.: 75
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW28.40Mean Higher-High Water
MHW28.01Mean High Water
MTL25.29Mean Tide Level
MSL25.35Mean Sea Level
DTL25.40Mean Diurnal Tide Level
MLW22.57Mean Low Water
MLLW22.40Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT6.00Great Diurnal Range
MN5.44Mean Range of Tide
DHQ0.39Mean Diurnal High Water Inequality
DLQ0.17Mean Diurnal Low Water Inequality
HWI3.86Greenwich High Water Interval (in hours)
LWI10.86Greenwich Low Water Interval (in hours)
Maximum32.13Highest Observed Water Level
Max Date & Time10/30/2012 05:42Highest Observed Water Level Date and Time
Minimum19.05Lowest Observed Water Level
Min Date & Time03/06/2007 12:48Lowest Observed Water Level Date and Time
HAT29.00Highest Astronomical Tide
HAT Date & Time11/04/1994 16:18HAT Date and Time
LAT21.93Lowest Astronomical Tide
LAT Date & Time02/09/1997 12:00LAT Date and Time
Tidal Datum Analysis Periods
06/01/2002 - 05/31/2012




Products available at 8551762 Delaware City, DE

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