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Datums for 9410120, IMPERIAL BEACH, PACIFIC OCEAN CA


Elevations on Station Datum

Station: 9410120, IMPERIAL BEACH, PACIFIC OCEAN, CA
Status: Accepted (Apr 24 2003)
Units: Feet
T.M.: 120
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW8.18Mean Higher-High Water
MHW7.45Mean High Water
MTL5.58Mean Tide Level
MSL5.56Mean Sea Level
DTL5.49Mean Diurnal Tide Level
MLW3.71Mean Low Water
MLLW2.81Mean Lower-Low Water
NAVD883.05North American Vertical Datum of 1988
STND0.00Station Datum
GT5.37Great Diurnal Range
MN3.74Mean Range of Tide
DHQ0.73Mean Diurnal High Water Inequality
DLQ0.90Mean Diurnal Low Water Inequality
HWI5.01Greenwich High Water Interval (in hours)
LWI11.07Greenwich Low Water Interval (in hours)
Maximum10.30Highest Observed Water Level
Max Date & Time12/20/1972 00:00Highest Observed Water Level Date and Time
Minimum0.60Lowest Observed Water Level
Min Date & Time01/26/1971 00:00Lowest 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
01/01/1976 - 12/31/1978
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 9410120 IMPERIAL BEACH, PACIFIC OCEAN, CA

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