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Current Datum Value: 2.95

Datums for 8773259, Port Lavaca TX


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8773259, Port Lavaca, TX
Status: Accepted (Jul 27 2018)
Units: Feet
Control Station: 8773701 Port O'Connor, TX
T.M.: 0
Epoch: 2002-2006
Datum: MLLW
DatumValueDescription
MHHW0.94Mean Higher-High Water
MHW0.90Mean High Water
MTL0.47Mean Tide Level
MSL0.51Mean Sea Level
DTL0.47Mean Diurnal Tide Level
MLW0.04Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.95Station Datum
GT0.94Great Diurnal Range
MN0.85Mean Range of Tide
DHQ0.04Mean Diurnal High Water Inequality
DLQ0.05Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide7.71Highest Observed Tide
Max Tide Date & Time08/26/2017 09:00Highest Observed Tide Date & Time
Min Tide-1.87Lowest Observed Tide
Min Tide Date & Time01/12/2018 18:06Lowest Observed Tide Date & Time
HAT1.29Highest Astronomical Tide
HAT Date & Time06/13/1987 21:18HAT Date and Time
LAT-0.49Lowest Astronomical Tide
LAT Date & Time07/01/1988 09:06LAT Date and Time
Tidal Datum Analysis Periods
08/01/2015 - 07/31/2016




Products available at 8773259 Port Lavaca, TX

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services