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Datums for 9415623, NAPA, NAPA RIVER CA


Elevations on Station Datum

Station: 9415623, NAPA, NAPA RIVER, CA
Status: Accepted (Jun 12 2003)
Units: Feet
T.M.: 120
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW13.16Mean Higher-High Water
MHW12.68Mean High Water
MTL10.00Mean Tide Level
MSL10.12Mean Sea Level
DTL9.72Mean Diurnal Tide Level
MLW7.33Mean Low Water
MLLW6.30Mean Lower-Low Water
NAVD886.55North American Vertical Datum of 1988
STND0.00Station Datum
GT6.86Great Diurnal Range
MN5.35Mean Range of Tide
DHQ0.48Mean Diurnal High Water Inequality
DLQ1.03Mean Diurnal Low Water Inequality
HWI9.61Greenwich High Water Interval (in hours)
LWI3.47Greenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and 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
03/01/1979 - 06/30/1979
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 9415623 NAPA, NAPA RIVER, CA

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