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Datums for 9414523, Redwood City CA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9414523, Redwood City, CA
Status: Accepted (Dec 5 2011)
Units: Feet
Control Station: 9414750 Alameda, CA
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW8.20Mean Higher-High Water
MHW7.57Mean High Water
MTL4.38Mean Tide Level
MSL4.40Mean Sea Level
DTL4.10Mean Diurnal Tide Level
MLW1.20Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-6.73Station Datum
GT8.20Great Diurnal Range
MN6.37Mean Range of Tide
DHQ0.64Mean Diurnal High Water Inequality
DLQ1.20Mean Diurnal Low Water Inequality
HWI8.32Greenwich High Water Interval (in hours)
LWI2.11Greenwich Low Water Interval (in hours)
Max Tide10.80Highest Observed Tide
Max Tide Date & Time12/03/1983 19:42Highest Observed Tide Date & Time
Min Tide-2.77Lowest Observed Tide
Min Tide Date & Time01/11/2009 02:36Lowest Observed Tide Date & Time
HAT9.65Highest Astronomical Tide
HAT Date & Time01/19/1988 19:54HAT Date and Time
LAT-2.18Lowest Astronomical Tide
LAT Date & Time05/25/1990 15:18LAT Date and Time
Tidal Datum Analysis Periods
10/01/1997 - 09/30/2011




Products available at 9414523 Redwood City, CA

Revised: 08/08/2018
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