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Datums for 9440574, NORTH JETTY WA

Elevations on Station Datum

Station: 9440574, NORTH JETTY, WA
Status: Accepted (Oct 30 2003)
Units: Feet
T.M.: 120
Epoch: 1983-2001
Datum: STND
MHHW11.39Mean Higher-High Water
MHW10.72Mean High Water
MTL7.79Mean Tide Level
MSL7.73Mean Sea Level
DTL7.51Mean Diurnal Tide Level
MLW4.87Mean Low Water
MLLW3.64Mean Lower-Low Water
NAVD883.89North American Vertical Datum of 1988
STND0.00Station Datum
GT7.75Great Diurnal Range
MN5.85Mean Range of Tide
DHQ0.67Mean Diurnal High Water Inequality
DLQ1.23Mean Diurnal Low Water Inequality
HWI8.25Greenwich High Water Interval (in hours)
LWI1.80Greenwich 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
07/01/1983 - 10/31/1983
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.

Products available at 9440574 NORTH JETTY, WA

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