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Datums for 9415584, Petaluma River, Upper Drawbridge CA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9415584, Petaluma River, Upper Drawbridge, CA
Status: Accepted (Sep 12 2016)
Units: Feet
Control Station: 9414290 San Francisco, CA
T.M.: 120
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW6.66Mean Higher-High Water
MHW6.19Mean High Water
MTL3.59Mean Tide Level
MSL3.73Mean Sea Level
DTL3.33Mean Diurnal Tide Level
MLW0.98Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.31North American Vertical Datum of 1988
STND-1.70Station Datum
GT6.65Great Diurnal Range
MN5.21Mean Range of Tide
DHQ0.46Mean Diurnal High Water Inequality
DLQ0.98Mean Diurnal Low Water Inequality
HWI9.58Greenwich High Water Interval (in hours)
LWI3.65Greenwich 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
07/01/2014 - 10/31/2014




Products available at 9415584 Petaluma River, Upper Drawbridge, CA

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