Datums for 9415021, BLACKSLOUGH LANDING, SAN JOAQUIN RIVER CA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9415021, BLACKSLOUGH LANDING, SAN JOAQUIN RIVER, CA
Status: Accepted (Sep 21 2016)
Units: Feet
Control Station: 9415144 Port Chicago, CA
T.M.: 120
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW3.64Mean Higher-High Water
MHW3.18Mean High Water
MTL1.82Mean Tide Level
MSL1.84Mean Sea Level
DTL1.82Mean Diurnal Tide Level
MLW0.45Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-328.82Station Datum
GT3.63Great Diurnal Range
MN2.73Mean Range of Tide
DHQ0.45Mean Diurnal High Water Inequality
DLQ0.45Mean Diurnal Low Water Inequality
HWI1.34Greenwich High Water Interval (in hours)
LWI7.72Greenwich 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
HAT4.53Highest Astronomical Tide
HAT Date & Time12/05/2025 00:18HAT Date and Time
LAT-0.95Lowest Astronomical Tide
LAT Date & Time12/06/2025 08:36LAT Date and Time
Tidal Datum Analysis Periods
01/01/2015 - 02/28/2015




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