Datums for 9442861, MAKAH BAY WA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9442861, MAKAH BAY, WA
Status: Superseded (Apr 17 2003) (Accepted Oct 9 1997)
Units: Feet
Control Station: 9443090 Neah Bay, WA
T.M.: 120
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW8.75Mean Higher-High Water
MHW8.03Mean High Water
MTL4.74Mean Tide Level
MSL4.77Mean Sea Level
DTL4.37Mean Diurnal Tide Level
MLW1.47Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-13.88Station Datum
GT8.76Great Diurnal Range
MN6.56Mean Range of Tide
DHQ0.73Mean Diurnal High Water Inequality
DLQ1.47Mean Diurnal Low Water Inequality
HWI8.44Greenwich High Water Interval (in hours)
LWI2.12Greenwich Low Water Interval (in hours)
Max Tide11.39Highest Observed Tide
Max Tide Date & Time10/27/1979 13:12Highest Observed Tide Date & Time
Min Tide-3.42Lowest Observed Tide
Min Tide Date & Time12/30/1978 19:36Lowest 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
11/01/1978 - 10/31/1979




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