Datums for 8770653, CYPRESS, SAN JACINTO RIVER


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8770653, CYPRESS, SAN JACINTO RIVER
Status: Accepted (Jul 8 2021)
Units: Feet
Control Station: 8770777 Manchester, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.59Mean Higher-High Water
MHW1.52Mean High Water
MTL0.93Mean Tide Level
MSL0.88Mean Sea Level
DTL0.80Mean Diurnal Tide Level
MLW0.35Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88-0.32North American Vertical Datum of 1988
STND-24.39Station Datum
GT1.60Great Diurnal Range
MN1.17Mean Range of Tide
DHQ0.08Mean Diurnal High Water Inequality
DLQ0.35Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich 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
HAT2.29Highest Astronomical Tide
HAT Date & Time05/17/2026 18:12HAT Date and Time
LAT-1.32Lowest Astronomical Tide
LAT Date & Time01/20/2023 20:18LAT Date and Time
Tidal Datum Analysis Periods
12/01/2019 - 02/29/2020




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