Datums for 9410680, LONG BEACH, TERMINAL ISLAND CA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9410680, LONG BEACH, TERMINAL ISLAND, CA
Status: Superseded (Apr 17 2003) (Accepted Feb 4 1994)
Units: Feet
Control Station:
T.M.: 120
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW5.58Mean Higher-High Water
MHW4.83Mean High Water
MTL2.90Mean Tide Level
MSL2.89Mean Sea Level
DTL2.79Mean Diurnal Tide Level
MLW0.96Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-1.97Station Datum
GT5.58Great Diurnal Range
MN3.87Mean Range of Tide
DHQ0.75Mean Diurnal High Water Inequality
DLQ0.96Mean Diurnal Low Water Inequality
HWI5.15Greenwich High Water Interval (in hours)
LWI11.17Greenwich 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
HAT7.47Highest Astronomical Tide
HAT Date & Time12/05/2025 16:24HAT Date and Time
LAT-2.03Lowest Astronomical Tide
LAT Date & Time01/10/2005 23:42LAT Date and Time
Tidal Datum Analysis Periods




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