NOAA Web Site Link Tides and Currents Home Page Transparent placeholder image

Datums for 9446969, OLYMPIA, BUD INLET, PUGET SOUND WA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9446969, OLYMPIA, BUD INLET, PUGET SOUND, WA
Status: Accepted (Jun 18 2003)
Units: Feet
Control Station: 9447130 Seattle, WA
T.M.: 120
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW14.56Mean Higher-High Water
MHW13.55Mean High Water
MTL8.31Mean Tide Level
MSL8.35Mean Sea Level
DTL7.28Mean Diurnal Tide Level
MLW3.07Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD884.03North American Vertical Datum of 1988
STND0.87Station Datum
GT14.56Great Diurnal Range
MN10.48Mean Range of Tide
DHQ1.01Mean Diurnal High Water Inequality
DLQ3.07Mean Diurnal Low Water Inequality
HWI1.15Greenwich High Water Interval (in hours)
LWI7.59Greenwich Low Water Interval (in hours)
Max Tide17.94Highest Observed Tide
Max Tide Date & Time12/15/1977 00:00Highest Observed Tide Date & Time
Min Tide-4.33Lowest Observed Tide
Min Tide Date & Time01/02/1977 00:00Lowest Observed Tide Date & 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
04/01/1977 - 03/31/1978
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 9446969 OLYMPIA, BUD INLET, PUGET SOUND, WA

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services