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Current Datum Value: 19.23

Datums for 9449856, Kanaka Bay, San Juan Island WA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9449856, Kanaka Bay, San Juan Island, WA
Status: Accepted (Feb 23 2016)
Units: Feet
Control Station: 9449880 Friday Harbor, WA
T.M.: 120
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW7.33Mean Higher-High Water
MHW6.75Mean High Water
MTL4.48Mean Tide Level
MSL4.39Mean Sea Level
DTL3.66Mean Diurnal Tide Level
MLW2.22Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-19.23Station Datum
GT7.32Great Diurnal Range
MN4.53Mean Range of Tide
DHQ0.58Mean Diurnal High Water Inequality
DLQ2.21Mean Diurnal Low Water Inequality
HWI12.01Greenwich High Water Interval (in hours)
LWI5.60Greenwich Low Water Interval (in hours)
Max TideHighest Observed Tide
Max Tide Date & Time Highest Observed Tide Date & Time
Min TideLowest Observed Tide
Min Tide Date & Time Lowest Observed Tide Date & Time
HAT8.96Highest Astronomical Tide
HAT Date & Time01/01/1987 15:00HAT Date and Time
LAT-3.62Lowest Astronomical Tide
LAT Date & Time06/22/1986 17:48LAT Date and Time
Tidal Datum Analysis Periods
08/01/2015 - 10/31/2015




Products available at 9449856 Kanaka Bay, San Juan Island, WA

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