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Datums for 9447659, EVERETT WA


Elevations on Station Datum

Station: 9447659, EVERETT, WA
Status: Accepted (May 27 2003)
Units: Feet
T.M.: 120
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW10.83Mean Higher-High Water
MHW9.95Mean High Water
MTL6.25Mean Tide Level
MSL6.22Mean Sea Level
DTL5.28Mean Diurnal Tide Level
MLW2.54Mean Low Water
MLLW-0.26Mean Lower-Low Water
NAVD881.77North American Vertical Datum of 1988
STND0.00Station Datum
GT11.09Great Diurnal Range
MN7.41Mean Range of Tide
DHQ0.87Mean Diurnal High Water Inequality
DLQ2.81Mean Diurnal Low Water Inequality
HWI0.41Greenwich High Water Interval (in hours)
LWI6.61Greenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and Time
HAT12.96Highest Astronomical Tide
HAT Date & Time01/01/1983 15:12HAT Date and Time
LAT-4.54Lowest Astronomical Tide
LAT Date & Time06/22/1986 18:42LAT Date and Time
Tidal Datum Analysis Periods
12/01/1995 - 01/31/1996




Products available at 9447659 EVERETT, WA

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