Datums for 8775870, Bob Hall Pier, Corpus Christi TX


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8775870, Bob Hall Pier, Corpus Christi, TX
Status: Accepted (Nov 19 2020)
Units: Feet
Control Station: 8779770 Port Isabel, TX
T.M.: 90
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.63Mean Higher-High Water
MHW1.54Mean High Water
MTL0.88Mean Tide Level
MSL0.93Mean Sea Level
DTL0.82Mean Diurnal Tide Level
MLW0.22Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.50North American Vertical Datum of 1988
STND-20.81Station Datum
GT1.64Great Diurnal Range
MN1.32Mean Range of Tide
DHQ0.09Mean Diurnal High Water Inequality
DLQ0.22Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide6.78Highest Observed Tide
Max Tide Date & Time07/25/2020 17:54Highest Observed Tide Date & Time
Min Tide-2.71Lowest Observed Tide
Min Tide Date & Time02/28/1984 13:24Lowest Observed Tide Date & Time
HAT2.62Highest Astronomical Tide
HAT Date & Time10/29/2007 01:18HAT Date and Time
LAT-1.27Lowest Astronomical Tide
LAT Date & Time01/21/2023 14:06LAT Date and Time
Tidal Datum Analysis Periods
01/01/1986 - 12/31/2018




Products available at 8775870 Bob Hall Pier, Corpus Christi, TX