Datums for 8775792, Packery Channel TX


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8775792, Packery Channel, TX
Status: Accepted (Apr 23 2020)
Units: Feet
Control Station: 8779770 Port Isabel, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW0.42Mean Higher-High Water
MHW0.42Mean High Water
MTL0.21Mean Tide Level
MSL0.22Mean Sea Level
DTL0.21Mean Diurnal Tide Level
MLW-0.01Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88-0.37North American Vertical Datum of 1988
STND-2.84Station Datum
GT0.43Great Diurnal Range
MN0.43Mean Range of Tide
DHQ0.00Mean Diurnal High Water Inequality
DLQ0.00Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide5.08Highest Observed Tide
Max Tide Date & Time08/26/2017 00:06Highest Observed Tide Date & Time
Min Tide-1.29Lowest Observed Tide
Min Tide Date & Time12/28/1989 14:36Lowest Observed Tide Date & Time
HAT0.84Highest Astronomical Tide
HAT Date & Time10/16/1988 12:00HAT Date and Time
LAT-0.49Lowest Astronomical Tide
LAT Date & Time01/18/1988 19:48LAT Date and Time
Tidal Datum Analysis Periods
10/01/2012 - 09/30/2013
11/01/2014 - 10/31/2015
03/01/2016 - 02/28/2019




Products available at 8775792 Packery Channel, TX