Datums for 8770542, Buffalo Bayou


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8770542, Buffalo Bayou
Status: Accepted (Jul 8 2021)
Units: Feet
Control Station: 8770777 Manchester, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.67Mean Higher-High Water
MHW1.53Mean High Water
MTL0.88Mean Tide Level
MSL0.90Mean Sea Level
DTL0.84Mean Diurnal Tide Level
MLW0.23Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88-0.27North American Vertical Datum of 1988
STND-27.50Station Datum
GT1.67Great Diurnal Range
MN1.30Mean Range of Tide
DHQ0.14Mean Diurnal High Water Inequality
DLQ0.23Mean 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 & Time10/27/2007 03:48HAT Date and Time
LAT-1.42Lowest Astronomical Tide
LAT Date & Time01/21/2023 20:30LAT Date and Time
Tidal Datum Analysis Periods
01/01/2020 - 10/31/2020




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